PLEASE ANSWER! I NEED HELP!! 30 POINTS TO WHO EVER ANSWERS!
The point of intersection of a system of equations is (3,4). Which of the following could represent one of the equations in the system of equations?

Select one:
A. 2x+3y=15
B. x+y=8
C. −2x+6y=18
D. −4x−y=−8

Answers

Answer 1
The answer is C

Step by step :-
here
x=3
y=4
so,
-2×3+6×4=18
or,-6+24=18

Related Questions

how do u answer 1/2x + 3/8 = 1/6

Answers

Answer:

-5/12

Step-by-step explanation:

you need to simplify both sides of the equasion, then isolate the variable

Brady used 2/3 gallon of yellow paint and 1/6 gallon of white paint to paint his dresser. How many gallons of paint did Brady use?


A

3/7 gallon


B

3/4 gallon


C

5/6 gallon


D

11/12 gallon

Answers

Answer is C 5/6!

Just add!

What is 1/7 of 28% of 8,000

Answers

Answer:

320

Step-by-step explanation:

A=1/7 * .28 *8000 = 320

Answer: 320

Step-by-step explanation: 1/7*28 of 8000

Use the ratio table to solve the percent problem.

Part Whole
? | 75
40 | 100


What is 40% of 75?



Enter your answer in the box.

Answers

Answer:

9

Step-by-step explanation:

i dont know

if it right or wrong

Answer:

30

Step-by-step explanation:

I did the test i hope it helps brainlist plz :>

-lexi

 

this year cornells class took one more than 3 times as many field trips as last years class this year cornells class took a total of 7 trips how many trips did his class take last year ​

Answers

Answer:

ten may be if it is incorrect forgive me

20 + 30 + 90 + 2 + 278 + 7 + 2891 + 29 = Whats the answer?

Answers

Answer:

3347 is the answer. Hope that helps

Answer:

3347

Step-by-step explanation:

20+30=50

50+90=140

140+2=142

142+278=420

420+7=427

427+2891=3318

3318+29=3347

Equation A: y = -9x + 14

Equation B: y = x - 6

What is the solution ( , ) to the given set of equations?

Answers

Answer:

compare both the equation we get,

X-6 = -9x+14

or, 10X =20

or, X= 2

Y=X-6

or, Y= 2-6

or, Y= -4

hence the solution is (2,-4)

Does anyone kno dis answer for me

Answers

Answer:

answer below:)

Step-by-step explanation:

since s2= 6.2, then:

cos L= [tex]\frac{adjacent side }{hypotenuse side}[/tex]= [tex]\frac{6.2}{7\\}[/tex]

The buyer of a car pays Php 169,000 cash and Php 12, 000 every month for 5 years. If money is 10% compounded monthly, how much is the cash price of the car?​

Answers

Answer:

Step-by-step explanation:

which orded pair is a solution of the equation 2x+4y=6x-y

Answers

y=4/5x hope that’s the right answer

Simplify the expression 2(10) + 2(x-4)

Answers

Answer:

Hello! :) have a good day!

2x + 12

Answer:

First: Multiply the numbers

2 x 10 + 2 (x -4)

20+2(x-4)

Secondly: Distribute

20+2(x-4)=

20 + 2x - 8

Thirdly: Subtract the numbers

20 + 2x - 8=

12 + 2x

Lastly: Rearrange terms

12 + 2x

2x + 12

And that would leave us with our answer 2x + 12!

Benjamin has 16 coins in his wallet consisting of quarters and dimes. The total worth of
the coins is $3.10. Benjamin created two linear equations to model this scenario, where
q represents the number of quarters in his wallet, and d represents the number of
dimes.

Answers

Answer:

6 dimes & 10 quarters

Step-by-step explanation:

Here are the two equations. The first one deals with the numbers of coins. The second one deals with the values of the coins.

d + q = 16

0.1d + 0.25q = 3.1

Solve the first equation for d and plug into the second equation.

d = 16 - q

0.1(16 - q) + 0.25q = 3.1

1.6 - 0.1q + 0.25q = 3.1

0.15q = 1.5

q = 10

d + q = 16

d + 10 = 16

d = 6

Answer: 6 dimes & 10 quarters

Benjamin has 6 dimes and 10 quarters.

What is linear equation?

A linear equation is  defined as an equation in which the highest power of the variable is always one.

Given that two equations,

d + q = 16

0.1d + 0.25q = 3.1

Where q represents the number of quarters in his wallet, and d represents the number of dimes.

d = 16 - q

0.1(16 - q) + 0.25q = 3.1

1.6 - 0.1q + 0.25q = 3.1

0.15q = 1.5

q = 10

d + q = 16

d + 10 = 16

d = 6

Hence Benjamin has 6 dimes and 10 quarters.

Learn more about linear equation

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#SPJ2

someone please help me on this ​

Answers

There are many ways to prove this, this is just how I do it. Hope it helps.

What is 36divided by 6.

Answers

Answer:

6

Step-by-step explanation:

It is six because 6x6=36

Fresh Mart buys a bushel of apples for $3.50 and sells it for $12.50. What is the
percent of increase in price? Round to the nearest whole number. What is the
dollar amount of Fresh Mart's profit?

Answers

Answer:

12%

Step-by-step explanation:

Answer:

Step-by-step explanation:

x% of 3.50 = 12.50

x% = 12.50/3.50 ≅ 3.57 = 357%

price increased by 357%

profit = 12.50 - 3.50 = $9

n(U) = 147, n(A) = 48, n(B) = 68, n(A ∩ B) = 19, n(A ∩ C) = 22, n(A ∩ B ∩ C) = 10, n(A' ∩ B ∩ C') = 39, and n(A' ∩ B' ∩ C') = 36.
Find n(C).
A) 26
B) 14
C) 30
D) 46

Answers

Answer:  D) 46

===========================================================

Explanation:

We have these 8 given facts

N(U) = 147n(A) = 48n(B) = 68n(A ∩ B) = 19n(A ∩ C) = 22n(A ∩ B ∩ C) = 10n(A' ∩ B ∩ C') = 39n(A' ∩ B' ∩ C') = 36

Draw out a rectangle to represent the universal set U. Inside this rectangle, draw three overlapping circles. Refer to the diagram below (imagine that none of the values have been written down just yet). These circles are A, B, and C.

Now we'll focus on the 8 facts above. To start off, we'll look at fact 6 which says n(A ∩ B ∩ C) = 10. This means there are 10 items inside all three sets. This is the middle most region where all three circles overlap with one another.

Then move to fact 4 and we see that 19 items are in sets A and B at the same time. Subtract off those 10 items in all three sets and we have 19-10 = 9 items in set A and B, but not set C. We can write this as n(A ∩ B ∩ C') = 9 if you wanted to stay consistent with this math notation. Write "9" in the overlapped region between A and B, but not inside circle C.

Now go to fact 5. We have n(A ∩ C) = 22 telling us there are 22 items in both sets A and C at the same time. Subtract off the 10 in all three sets and we're left with 22-10 = 12 items in set A and set C, but not set B. We can write this as n(A ∩ B' ∩ C) = 12. Write "12" in the region between A and C, but outside of circle B.

If you're stuck anywhere, refer to the diagram below. Imagine that not all of the values have been filled in just yet.

---------------------------

So far you should have the numbers 10, 9 and 12 written in those positions I mentioned. Circle A is mostly filled out. We're missing the region that's inside A but outside both B and C; however, we can find that to be 17. Why is this? Well because n(A) = 48 and the other values (10, 9 and 12) add to 10+9+12 = 31. Then note how 31+17 = 48. So we must have 17 items in circle A but outside the other circles. We can write this as n(A ∩ B' ∩ C') = 17

In short, all of the values in circle A must add to 48. We have 17+10+9+12 = 48.

From fact 7, we can see that n(A' ∩ B ∩ C') = 39 meaning there are 39 items in circle B and not in any other circle. So we'll fill this value in as well.

The last value to fill in is the 36 from fact 8. This goes outside all of the circles.

The venn diagram below shows all of these values filled in that I mentioned so far. The missing two blank regions in circle C can be thought of as one region for the sake of simplicity.

---------------------------

Using that diagram of filled in values, add up every number written down:

17+9+39+12+10+36 = 123

We have 123 items so far in the universal set

We're told that n(U) = 147, meaning there are 147 items total in the universal set.

This must mean that 147-123 = 24 items are in the two blank regions of circle C. We don't need to break down how the 24 splits up.

That 24 adds to the other numbers inside circle C to get to the final answer

12+10+24 = 46

Choice D is the answer.

Side note: you could use n(B) = 68 to help break down those two blank regions of circle C, but that's just unnecessary extra work.

Natalie earned a grade of 72% on her multiple choice history final that had a total of 200 problems. How many problems on the final exam did Natalie get wrong?

Answers

Answer:56

Step-by-step explanation:

72% of 200= 144

200-143=56

which is a prime number? a 16 b 17 c 18 d 20​

Answers

Answer:

17

Step-by-step explanation:

bc nothing can go into it besides 1 and itself.

B. 17, 17 is a prime number it does not have any other factors than itself

pls plz plz i need the answers help me

Answers

Answer:

24 units squared

Step-by-step explanation:

Answer:

24 square units

Step-by-step explanation:

Hope that helps and good luck on your Quizizz!

Alex has 100. He spends 3/10of it on candies. He spends one-seventh of what's left on colour pencils. How
much money is Alex left with?​

Answers

Answer:

$60

Step-by-step explanation:

3 tenths of 100 is 30

1 * 10 is 10

100 - 30 + 10

= 100 - 40

= $60

K(2, 7), L(6, 12), M(13, 13), N(9,8) (Slope Formula)

prove whether the quadrilateral is a parallelogram

Answers

Answer:

Yes, it's a parallelogram

Step-by-step explanation:

Slope Formula: y2-y1/x2-x1

KL: 12-7/6-2 = 5/4

LM; 13-12/13-6 = 1/7

MN: 8-13/9-13 = 5/4

KN: 7-8/9-2 = 1/7

Since angles and sides opposite one another on a parallelogram are congruent, we can say this is a parallelogram because there are congruent.

What is the approximate height of the building? Round to the nearest tenth of a foot. feet

Answers

Answer:

22.5 feet

Step-by-step explanation:

The approximate height of the building is to be considered as the 22.5 feet that should be Round to the nearest tenth.

Calculation of the height:

Since

A 26-foot-long ladder is leaning against a building at a 60 degree angle with the ground.

We know that

sin θ = Perpendicular/Hypotenuse.

So

here we assume p be the Perpendicular

So,

sin60 = p/26.

p = 26*sin60.

p = 22.5

hence, The approximate height of the building is to be considered as the 22.5 feet that should be Round to the nearest tenth.

Learn more about height here; https://brainly.com/question/21005254

Andrea collected this data: 5, 8, 9, 12 What is one value that she could add to the data so that the median would be 11?​

Answers

Answer:

19

Step-by-step explanation:

Median= Middle number

12-5= 7

12+7=19

I just bought a punching bag and it came with these two thing. Anyone know what that is and how to use it?

Answers

Answer:

the ball is to help with reflexes you have to dodge the ball so you dont get hit

i think

solve all 5 questions for 62 points if they are correct you will be marked brainiest

Answers

Answer:

1.0.003

2.40 minutes

3.a,e

4.a,c,d

5.1/24

Step-by-step explanation:

1.0.003 that’s the answer for this problem

A rectangular prism with a volume of 2 cubic units is filled with cubes with side lengths of ¼ unit. How many ¼ unit cubes does it take to fill the prism?

Answers

Answer:

Step-by-step explanation:

Which set of numbers below DO NOT make a triangle?
0 7,7,7
O 6,3,3
0 3,4,5
O 5, 11,7

Answers

Answer:

3,4,5

Step-by-step explanation:

All you have to do is use the Triangle Inequality Theorem, which states that the sum of two side lengths of a triangle is always greater than the third side. If this is true for all three combinations of added side lengths, then you will have a triangle therefore 3,4,5 is not triangle.

Solve 1∕4p + 5∕6 = 2∕3 for p.
Question 1 options:

A)

–1∕24

B)

3∕8

C)

–2∕3

D)

6

Answers

Answer:

C)  -2/3

Step-by-step explanation:

1/4p = 4/6 - 5/6

1/4p = -1/6

6p = -4

p = -4/6 or -2/3

Find the volume of a cuboid of dimensions 4 cm x 2 cm x 3 cm

Answers

Answer:

24 cm^3

Step-by-step explanation:

4x2x3=24

What is the value of the expression 8x + 9 when x=7?

Answers

x=7


8x => 8 x 7 = 56

8x + 9=

56 + 9 = 65
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