x+12=2x-3

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


Simplifying
x + 12 = 2x + -3

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

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

Solving
12 + x = -3 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
12 + x + -2x = -3 + 2x + -2x

Combine like terms: x + -2x = -1x
12 + -1x = -3 + 2x + -2x

Combine like terms: 2x + -2x = 0
12 + -1x = -3 + 0
12 + -1x = -3

Add '-12' to each side of the equation.
12 + -12 + -1x = -3 + -12

Combine like terms: 12 + -12 = 0
0 + -1x = -3 + -12
-1x = -3 + -12

Combine like terms: -3 + -12 = -15
-1x = -15

Divide each side by '-1'.
x = 15

Simplifying
x = 15

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