x/3+7=-5 - solution

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Solution for x/3+7=-5 equation:

x in (-oo:+oo)

x/3+7 = -5 // + 5

x/3+5+7 = 0

1/3*x+12 = 0 // - 12

1/3*x = -12 // : 1/3

x = -12/1/3

x = -36

x = -36

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