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Solve z-5 /7 = -1 z=?

Solve z-5 /7 = -1 z=?-example-1

1 Answer

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(z - 5)/(7) = -1

times both sides by 7 (to get rid of the 7 on the left)


z - 5 = -7

Add 5 to both sides


z = -7 + 5 = -2

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