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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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