-3+6a=3a+18

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Solution for -3+6a=3a+18 equation: 


a in (-oo:+oo)

6*a-3 = 3*a+18 // - 3*a+18

6*a-(3*a)-18-3 = 0

6*a-3*a-18-3 = 0

3*a-21 = 0 // + 21

3*a = 21 // : 3

a = 21/3

a = 7

a = 7

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