3(3x+4)=2(5x+9)-12

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Solution for 3(3x+4)=2(5x+9)-12 equation:


Simplifying
3(3x + 4) = 2(5x + 9) + -12

Reorder the terms:
3(4 + 3x) = 2(5x + 9) + -12
(4 * 3 + 3x * 3) = 2(5x + 9) + -12
(12 + 9x) = 2(5x + 9) + -12

Reorder the terms:
12 + 9x = 2(9 + 5x) + -12
12 + 9x = (9 * 2 + 5x * 2) + -12
12 + 9x = (18 + 10x) + -12

Reorder the terms:
12 + 9x = 18 + -12 + 10x

Combine like terms: 18 + -12 = 6
12 + 9x = 6 + 10x

Solving
12 + 9x = 6 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
12 + 9x + -10x = 6 + 10x + -10x

Combine like terms: 9x + -10x = -1x
12 + -1x = 6 + 10x + -10x

Combine like terms: 10x + -10x = 0
12 + -1x = 6 + 0
12 + -1x = 6

Add '-12' to each side of the equation.
12 + -12 + -1x = 6 + -12

Combine like terms: 12 + -12 = 0
0 + -1x = 6 + -12
-1x = 6 + -12

Combine like terms: 6 + -12 = -6
-1x = -6

Divide each side by '-1'.
x = 6

Simplifying
x = 6

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