42-x=11

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Solution for 42-x=11 equation:


Simplifying
42 + -1x = 11

Solving
42 + -1x = 11

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + -1x = 11 + -42

Combine like terms: 42 + -42 = 0
0 + -1x = 11 + -42
-1x = 11 + -42

Combine like terms: 11 + -42 = -31
-1x = -31

Divide each side by '-1'.
x = 31

Simplifying
x = 31

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