163-16=x+21

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Solution for 163-16=x+21 equation:


Simplifying
163 + -16 = x + 21

Combine like terms: 163 + -16 = 147
147 = x + 21

Reorder the terms:
147 = 21 + x

Solving
147 = 21 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
147 + -1x = 21 + x + -1x

Combine like terms: x + -1x = 0
147 + -1x = 21 + 0
147 + -1x = 21

Add '-147' to each side of the equation.
147 + -147 + -1x = 21 + -147

Combine like terms: 147 + -147 = 0
0 + -1x = 21 + -147
-1x = 21 + -147

Combine like terms: 21 + -147 = -126
-1x = -126

Divide each side by '-1'.
x = 126

Simplifying
x = 126

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