7-2+2x=12

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Solution for 7-2+2x=12 equation: 


Simplifying
7 + -2 + 2x = 12

Combine like terms: 7 + -2 = 5
5 + 2x = 12

Solving
5 + 2x = 12

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 2x = 12 + -5

Combine like terms: 5 + -5 = 0
0 + 2x = 12 + -5
2x = 12 + -5

Combine like terms: 12 + -5 = 7
2x = 7

Divide each side by '2'.
x = 3.5

Simplifying
x = 3.5

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