2x+3+12=7

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Solution for 2x+3+12=7 equation:


Simplifying
2x + 3 + 12 = 7

Reorder the terms:
3 + 12 + 2x = 7

Combine like terms: 3 + 12 = 15
15 + 2x = 7

Solving
15 + 2x = 7

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 2x = 7 + -15

Combine like terms: 15 + -15 = 0
0 + 2x = 7 + -15
2x = 7 + -15

Combine like terms: 7 + -15 = -8
2x = -8

Divide each side by '2'.
x = -4

Simplifying
x = -4

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