12x-127=4x-7

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Solution for 12x-127=4x-7 equation:


Simplifying
12x + -127 = 4x + -7

Reorder the terms:
-127 + 12x = 4x + -7

Reorder the terms:
-127 + 12x = -7 + 4x

Solving
-127 + 12x = -7 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-127 + 12x + -4x = -7 + 4x + -4x

Combine like terms: 12x + -4x = 8x
-127 + 8x = -7 + 4x + -4x

Combine like terms: 4x + -4x = 0
-127 + 8x = -7 + 0
-127 + 8x = -7

Add '127' to each side of the equation.
-127 + 127 + 8x = -7 + 127

Combine like terms: -127 + 127 = 0
0 + 8x = -7 + 127
8x = -7 + 127

Combine like terms: -7 + 127 = 120
8x = 120

Divide each side by '8'.
x = 15

Simplifying
x = 15

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