-1/2(12-4a)=1/3(3-9a)

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Solution for -1/2(12-4a)=1/3(3-9a) equation: 


a in (-oo:+oo)

(-1/2)*(12-(4*a)) = (1/3)*(3-(9*a)) // - (1/3)*(3-(9*a))

(-1/2)*(12-(4*a))-((1/3)*(3-(9*a))) = 0

(-1/2)*(12-4*a)+(-1/3)*(3-9*a) = 0

-1/2*(12-4*a)-1/3*(3-9*a) = 0

-1/2*(12-4*a)-1/3*(3-9*a) = 0

5*a-7 = 0

5*a-7 = 0

5*a-7 = 0 // + 7

5*a = 7 // : 5

a = 7/5

a = 7/5

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