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almond37 [142]
3 years ago
13

Y= 3x+7 y = -2x-3 What would be the x and y for that solution

Mathematics
1 answer:
alexandr402 [8]3 years ago
6 0

Answer:

So if we are solving for x and y. First we need to subtract both equations. We take each equation and put in parenthesis and subtract.

y-y = (3x+7)-(-2x-3) =

0 = 3x+7+2x+3

0 = 5x+10

-10 = 5x

-2 = x.

Now we need to solve for y.

Plug it in for the first equation. -2*3+7 = -6+7 = 1

Test if we are correct and try in the second equation.

-2*-2-3 = 4-3 = 1

<u>x = -2</u>

<u>y = 1</u>

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Lemur [1.5K]

Answer:

6 3/4x

Step-by-step explanation:

If you follow PEMDAS (Parenthesis, Exponent, Multiply, Divide, Add, Subtract) then you do what is inside the parenthesis first.

3 1/2 divided by 2= 1 3/4

1 3/4 plus 5= 6 3/5

Then, you add the x and since there is no other variable like x, then you just leave it with 6 3/4.

Hope that helped! :)

3 0
2 years ago
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3 years ago
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I need help for this also​
lubasha [3.4K]

Answer:

  a) h = 6 2/17

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Step-by-step explanation:

We can make a list of corresponding sides:

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Because the triangles are similar, we know corresponding sides are proportional.

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__

<h3>b)</h3>

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natulia [17]

you add up to the origin then divide your welcome

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