3x+9-x=35

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Solution for 3x+9-x=35 equation:


Simplifying
3x + 9 + -1x = 35

Reorder the terms:
9 + 3x + -1x = 35

Combine like terms: 3x + -1x = 2x
9 + 2x = 35

Solving
9 + 2x = 35

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 2x = 35 + -9

Combine like terms: 9 + -9 = 0
0 + 2x = 35 + -9
2x = 35 + -9

Combine like terms: 35 + -9 = 26
2x = 26

Divide each side by '2'.
x = 13

Simplifying
x = 13

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