9-3x+x=13

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Solution for 9-3x+x=13 equation: 


Simplifying
9 + -3x + x = 13

Combine like terms: -3x + x = -2x
9 + -2x = 13

Solving
9 + -2x = 13

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 = 13 + -9

Combine like terms: 9 + -9 = 0
0 + -2x = 13 + -9
-2x = 13 + -9

Combine like terms: 13 + -9 = 4
-2x = 4

Divide each side by '-2'.
x = -2

Simplifying
x = -2

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