-3a+7=19

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Solution for -3a+7=19 equation: 


a in (-oo:+oo)

7-3*a = 19 // - 19

7-3*a-19 = 0

-3*a-12 = 0 // + 12

-3*a = 12 // : -3

a = 12/(-3)

a = -4

a = -4

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