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

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


Simplifying
9x + -1(2x + 4) = 5x + -12

Reorder the terms:
9x + -1(4 + 2x) = 5x + -12
9x + (4 * -1 + 2x * -1) = 5x + -12
9x + (-4 + -2x) = 5x + -12

Reorder the terms:
-4 + 9x + -2x = 5x + -12

Combine like terms: 9x + -2x = 7x
-4 + 7x = 5x + -12

Reorder the terms:
-4 + 7x = -12 + 5x

Solving
-4 + 7x = -12 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-4 + 7x + -5x = -12 + 5x + -5x

Combine like terms: 7x + -5x = 2x
-4 + 2x = -12 + 5x + -5x

Combine like terms: 5x + -5x = 0
-4 + 2x = -12 + 0
-4 + 2x = -12

Add '4' to each side of the equation.
-4 + 4 + 2x = -12 + 4

Combine like terms: -4 + 4 = 0
0 + 2x = -12 + 4
2x = -12 + 4

Combine like terms: -12 + 4 = -8
2x = -8

Divide each side by '2'.
x = -4

Simplifying
x = -4

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