5x+12=8x-123

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Solution for 5x+12=8x-123 equation:


Simplifying
5x + 12 = 8x + -123

Reorder the terms:
12 + 5x = 8x + -123

Reorder the terms:
12 + 5x = -123 + 8x

Solving
12 + 5x = -123 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
12 + 5x + -8x = -123 + 8x + -8x

Combine like terms: 5x + -8x = -3x
12 + -3x = -123 + 8x + -8x

Combine like terms: 8x + -8x = 0
12 + -3x = -123 + 0
12 + -3x = -123

Add '-12' to each side of the equation.
12 + -12 + -3x = -123 + -12

Combine like terms: 12 + -12 = 0
0 + -3x = -123 + -12
-3x = -123 + -12

Combine like terms: -123 + -12 = -135
-3x = -135

Divide each side by '-3'.
x = 45

Simplifying
x = 45

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