1/2(3x+15)=3x

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Solution for 1/2(3x+15)=3x equation: 


x in (-oo:+oo)

(1/2)*(3*x+15) = 3*x // - 3*x

(1/2)*(3*x+15)-(3*x) = 0

(1/2)*(3*x+15)-3*x = 0

1/2*(3*x+15)-3*x = 0

1/2*(3*x+15)-3*x = 0

15/2-3/2*x = 0

15/2-3/2*x = 0

15/2-3/2*x = 0 // - 15/2

-3/2*x = -15/2 // : -3/2

x = -15/2/(-3/2)

x = 5

x = 5

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