2x-9=8+x

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Solution for 2x-9=8+x equation:


Simplifying
2x + -9 = 8 + x

Reorder the terms:
-9 + 2x = 8 + x

Solving
-9 + 2x = 8 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-9 + 2x + -1x = 8 + x + -1x

Combine like terms: 2x + -1x = 1x
-9 + 1x = 8 + x + -1x

Combine like terms: x + -1x = 0
-9 + 1x = 8 + 0
-9 + 1x = 8

Add '9' to each side of the equation.
-9 + 9 + 1x = 8 + 9

Combine like terms: -9 + 9 = 0
0 + 1x = 8 + 9
1x = 8 + 9

Combine like terms: 8 + 9 = 17
1x = 17

Divide each side by '1'.
x = 17

Simplifying
x = 17

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