2(2x+6)=5x-9

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Solution for 2(2x+6)=5x-9 equation:


Simplifying
2(2x + 6) = 5x + -9

Reorder the terms:
2(6 + 2x) = 5x + -9
(6 * 2 + 2x * 2) = 5x + -9
(12 + 4x) = 5x + -9

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

Solving
12 + 4x = -9 + 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.
12 + 4x + -5x = -9 + 5x + -5x

Combine like terms: 4x + -5x = -1x
12 + -1x = -9 + 5x + -5x

Combine like terms: 5x + -5x = 0
12 + -1x = -9 + 0
12 + -1x = -9

Add '-12' to each side of the equation.
12 + -12 + -1x = -9 + -12

Combine like terms: 12 + -12 = 0
0 + -1x = -9 + -12
-1x = -9 + -12

Combine like terms: -9 + -12 = -21
-1x = -21

Divide each side by '-1'.
x = 21

Simplifying
x = 21

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