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21-07-2020
Mathematics

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Solve the system of equations.

Solve the system of equations class=

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21-07-2020

Answer:

y = -3

x = 12

Step-by-step explanation:

2x + 7y = 3

x = -4y

2(-4y) + 7y = 3

-8y + 7y = 3

y = -3

2x + 7y = 3

2x + 7(-3) = 3

2x = 21+3

x = 12

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