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stepan [7]
4 years ago
14

How do you do this I need help

Mathematics
1 answer:
Nataliya [291]4 years ago
4 0
X = 5. Since the shape is a rectangle. you know those opposite sides will be equal in length. So you have to set the two terms equal to each other and then solve for x.
I have attached a picture of the work.
I hope this helps. (:

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15 is 70% of what number
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solve
multiply second equation by 10 for nicity
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multiply first equesiotn by -6 and add to second

-6x-6y=-96
<u>6x+7.5y=109.5 +</u>
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sub back
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3 years ago
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