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

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


Simplifying
4x + -9 = 12 + 5x + -9x

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

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

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

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
-9 + 4x + 4x = 12 + -4x + 4x

Combine like terms: 4x + 4x = 8x
-9 + 8x = 12 + -4x + 4x

Combine like terms: -4x + 4x = 0
-9 + 8x = 12 + 0
-9 + 8x = 12

Add '9' to each side of the equation.
-9 + 9 + 8x = 12 + 9

Combine like terms: -9 + 9 = 0
0 + 8x = 12 + 9
8x = 12 + 9

Combine like terms: 12 + 9 = 21
8x = 21

Divide each side by '8'.
x = 2.625

Simplifying
x = 2.625

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