-x+13=4

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Solution for -x+13=4 equation:


Simplifying
-1x + 13 = 4

Reorder the terms:
13 + -1x = 4

Solving
13 + -1x = 4

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + -1x = 4 + -13

Combine like terms: 13 + -13 = 0
0 + -1x = 4 + -13
-1x = 4 + -13

Combine like terms: 4 + -13 = -9
-1x = -9

Divide each side by '-1'.
x = 9

Simplifying
x = 9

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