Solve the system of equations -4x+8y=40 and -2x+y=-10 combining the equations

Hardy asked Jun 28, 2022

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Hardy asked Jun 28, 2022

by Hardy

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16 votes

－4x＋8y＝40
－2x＋y＝－10

－4x＋8y＝40
y＝－10＋2x

－4x＋8(－10＋2x)＝40

x＝10

y＝－10＋2×10

y＝10

(x, y)＝(10, 10)

Hope my answer helped u :)

Roi Divon answered Jul 2, 2022

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