3a-6=-7

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Solution for 3a-6=-7 equation: 


a in (-oo:+oo)

3*a-6 = -7 // + 7

3*a-6+7 = 0

3*a+1 = 0 // - 1

3*a = -1 // : 3

a = -1/3

a = -1/3

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