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Y = x - 3
y = -7

solve the system of equations by subtraction

Y = x - 3 y = -7 solve the system of equations by subtraction-example-1

1 Answer

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Explanation:


y = (4)/(5) x - 3 \\ y = - 7 \\ - 7 = (4)/(5) x - 3


- 7 + 3 = (4)/(5) x \\ - 4 = (4)/(5) x \\ - 20 = 4x \\ x = - 5

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