3x-15+4=2x-12-8

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Solution for 3x-15+4=2x-12-8 equation:


Simplifying
3x + -15 + 4 = 2x + -12 + -8

Reorder the terms:
-15 + 4 + 3x = 2x + -12 + -8

Combine like terms: -15 + 4 = -11
-11 + 3x = 2x + -12 + -8

Reorder the terms:
-11 + 3x = -12 + -8 + 2x

Combine like terms: -12 + -8 = -20
-11 + 3x = -20 + 2x

Solving
-11 + 3x = -20 + 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.
-11 + 3x + -2x = -20 + 2x + -2x

Combine like terms: 3x + -2x = 1x
-11 + 1x = -20 + 2x + -2x

Combine like terms: 2x + -2x = 0
-11 + 1x = -20 + 0
-11 + 1x = -20

Add '11' to each side of the equation.
-11 + 11 + 1x = -20 + 11

Combine like terms: -11 + 11 = 0
0 + 1x = -20 + 11
1x = -20 + 11

Combine like terms: -20 + 11 = -9
1x = -9

Divide each side by '1'.
x = -9

Simplifying
x = -9

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