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laiz [17]
3 years ago
14

Solve the system by substitution. y = 7x – 20 y = 2x

Mathematics
1 answer:
g100num [7]3 years ago
4 0

Answer:

x=4 y=8

Step-by-step explanation:

Solve for the first variable in one of the equations, then substitute the result into the other equation

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3 years ago
A right rectangular prism has a volume of 144 cubic meters. The prism is 8 meters long and 3 meters high. What is the width of t
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Answer:

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Step-by-step explanation:

we know that

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Step-by-step explanation:

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