(x+20)=90

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Solution for (x+20)=90 equation: 


Simplifying
(x + 20) = 90

Reorder the terms:
(20 + x) = 90

Remove parenthesis around (20 + x)
20 + x = 90

Solving
20 + x = 90

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + x = 90 + -20

Combine like terms: 20 + -20 = 0
0 + x = 90 + -20
x = 90 + -20

Combine like terms: 90 + -20 = 70
x = 70

Simplifying
x = 70

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