a/5+7=-2 - solution

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Solution for a/5+7=-2 equation:

a in (-oo:+oo)

a/5+7 = -2 // + 2

a/5+2+7 = 0

1/5*a+9 = 0 // - 9

1/5*a = -9 // : 1/5

a = -9/1/5

a = -45

a = -45

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