9(3x+12)=5(4x-9)

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Solution for 9(3x+12)=5(4x-9) equation:


Simplifying
9(3x + 12) = 5(4x + -9)

Reorder the terms:
9(12 + 3x) = 5(4x + -9)
(12 * 9 + 3x * 9) = 5(4x + -9)
(108 + 27x) = 5(4x + -9)

Reorder the terms:
108 + 27x = 5(-9 + 4x)
108 + 27x = (-9 * 5 + 4x * 5)
108 + 27x = (-45 + 20x)

Solving
108 + 27x = -45 + 20x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-20x' to each side of the equation.
108 + 27x + -20x = -45 + 20x + -20x

Combine like terms: 27x + -20x = 7x
108 + 7x = -45 + 20x + -20x

Combine like terms: 20x + -20x = 0
108 + 7x = -45 + 0
108 + 7x = -45

Add '-108' to each side of the equation.
108 + -108 + 7x = -45 + -108

Combine like terms: 108 + -108 = 0
0 + 7x = -45 + -108
7x = -45 + -108

Combine like terms: -45 + -108 = -153
7x = -153

Divide each side by '7'.
x = -21.85714286

Simplifying
x = -21.85714286

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