-2a+3=-87+7a

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Solution for -2a+3=-87+7a equation: 


a in (-oo:+oo)

3-2*a = 7*a-87 // - 7*a-87

3-2*a-(7*a)+87 = 0

3-2*a-7*a+87 = 0

90-9*a = 0 // - 90

-9*a = -90 // : -9

a = -90/(-9)

a = 10

a = 10

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