1/3(3x+9)=4/9(6x-9)

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Solution for 1/3(3x+9)=4/9(6x-9) equation:


x in (-oo:+oo)

(1/3)*(3*x+9) = (4/9)*(6*x-9) // - (4/9)*(6*x-9)

(1/3)*(3*x+9)-((4/9)*(6*x-9)) = 0

(1/3)*(3*x+9)+(-4/9)*(6*x-9) = 0

1/3*(3*x+9)-4/9*(6*x-9) = 0

1/3*(3*x+9)-4/9*(6*x-9) = 0

7-5/3*x = 0

7-5/3*x = 0

7-5/3*x = 0 // - 7

-5/3*x = -7 // : -5/3

x = -7/(-5/3)

x = 21/5

x = 21/5

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