89-x=69

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Solution for 89-x=69 equation: 


Simplifying
89 + -1x = 69

Solving
89 + -1x = 69

Solving for variable 'x'.

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

Add '-89' to each side of the equation.
89 + -89 + -1x = 69 + -89

Combine like terms: 89 + -89 = 0
0 + -1x = 69 + -89
-1x = 69 + -89

Combine like terms: 69 + -89 = -20
-1x = -20

Divide each side by '-1'.
x = 20

Simplifying
x = 20

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