malkiyahfrazier27 malkiyahfrazier27

03-09-2019
Mathematics

contestada

9 = - X + 8
Solve the equation

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Аноним Аноним

03-09-2019

9 = - X + 8

move +8 to the other side

sign changes from +8 to -8

9-8= -x+8-8

9-8= -x

1= -x

mutiply both sides by -1 to get +x

(1)(-1) =(-x)(-1)

Answer: x=-1

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