7-x=89

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Solution for 7-x=89 equation:


Simplifying
7 + -1x = 89

Solving
7 + -1x = 89

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + -1x = 89 + -7

Combine like terms: 7 + -7 = 0
0 + -1x = 89 + -7
-1x = 89 + -7

Combine like terms: 89 + -7 = 82
-1x = 82

Divide each side by '-1'.
x = -82

Simplifying
x = -82

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