2x+6+12=90

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Solution for 2x+6+12=90 equation: 


Simplifying
2x + 6 + 12 = 90

Reorder the terms:
6 + 12 + 2x = 90

Combine like terms: 6 + 12 = 18
18 + 2x = 90

Solving
18 + 2x = 90

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + 2x = 90 + -18

Combine like terms: 18 + -18 = 0
0 + 2x = 90 + -18
2x = 90 + -18

Combine like terms: 90 + -18 = 72
2x = 72

Divide each side by '2'.
x = 36

Simplifying
x = 36

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