-17=3a-a-9

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Solution for -17=3a-a-9 equation: 


a in (-oo:+oo)

-17 = 3*a-a-9 // - 3*a-a-9

a-(3*a)-17+9 = 0

a-3*a-17+9 = 0

-2*a-8 = 0 // + 8

-2*a = 8 // : -2

a = 8/(-2)

a = -4

a = -4

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