100+20-x=97

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Solution for 100+20-x=97 equation:


Simplifying
100 + 20 + -1x = 97

Combine like terms: 100 + 20 = 120
120 + -1x = 97

Solving
120 + -1x = 97

Solving for variable 'x'.

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

Add '-120' to each side of the equation.
120 + -120 + -1x = 97 + -120

Combine like terms: 120 + -120 = 0
0 + -1x = 97 + -120
-1x = 97 + -120

Combine like terms: 97 + -120 = -23
-1x = -23

Divide each side by '-1'.
x = 23

Simplifying
x = 23

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