12x-15-4x-4=12x-8+5

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Solution for 12x-15-4x-4=12x-8+5 equation: 


Simplifying
12x + -15 + -4x + -4 = 12x + -8 + 5

Reorder the terms:
-15 + -4 + 12x + -4x = 12x + -8 + 5

Combine like terms: -15 + -4 = -19
-19 + 12x + -4x = 12x + -8 + 5

Combine like terms: 12x + -4x = 8x
-19 + 8x = 12x + -8 + 5

Reorder the terms:
-19 + 8x = -8 + 5 + 12x

Combine like terms: -8 + 5 = -3
-19 + 8x = -3 + 12x

Solving
-19 + 8x = -3 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
-19 + 8x + -12x = -3 + 12x + -12x

Combine like terms: 8x + -12x = -4x
-19 + -4x = -3 + 12x + -12x

Combine like terms: 12x + -12x = 0
-19 + -4x = -3 + 0
-19 + -4x = -3

Add '19' to each side of the equation.
-19 + 19 + -4x = -3 + 19

Combine like terms: -19 + 19 = 0
0 + -4x = -3 + 19
-4x = -3 + 19

Combine like terms: -3 + 19 = 16
-4x = 16

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

Simplifying
x = -4

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