2x-72=90

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Solution for 2x-72=90 equation: 


Simplifying
2x + -72 = 90

Reorder the terms:
-72 + 2x = 90

Solving
-72 + 2x = 90

Solving for variable 'x'.

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

Add '72' to each side of the equation.
-72 + 72 + 2x = 90 + 72

Combine like terms: -72 + 72 = 0
0 + 2x = 90 + 72
2x = 90 + 72

Combine like terms: 90 + 72 = 162
2x = 162

Divide each side by '2'.
x = 81

Simplifying
x = 81

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