2x-9+x+9=2x-4

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Solution for 2x-9+x+9=2x-4 equation:


Simplifying
2x + -9 + x + 9 = 2x + -4

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

Combine like terms: -9 + 9 = 0
0 + 2x + x = 2x + -4
2x + x = 2x + -4

Combine like terms: 2x + x = 3x
3x = 2x + -4

Reorder the terms:
3x = -4 + 2x

Solving
3x = -4 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
3x + -2x = -4 + 2x + -2x

Combine like terms: 3x + -2x = 1x
1x = -4 + 2x + -2x

Combine like terms: 2x + -2x = 0
1x = -4 + 0
1x = -4

Divide each side by '1'.
x = -4

Simplifying
x = -4

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