3x+12+5x-5=4x+51

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Solution for 3x+12+5x-5=4x+51 equation: 


Simplifying
3x + 12 + 5x + -5 = 4x + 51

Reorder the terms:
12 + -5 + 3x + 5x = 4x + 51

Combine like terms: 12 + -5 = 7
7 + 3x + 5x = 4x + 51

Combine like terms: 3x + 5x = 8x
7 + 8x = 4x + 51

Reorder the terms:
7 + 8x = 51 + 4x

Solving
7 + 8x = 51 + 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.
7 + 8x + -4x = 51 + 4x + -4x

Combine like terms: 8x + -4x = 4x
7 + 4x = 51 + 4x + -4x

Combine like terms: 4x + -4x = 0
7 + 4x = 51 + 0
7 + 4x = 51

Add '-7' to each side of the equation.
7 + -7 + 4x = 51 + -7

Combine like terms: 7 + -7 = 0
0 + 4x = 51 + -7
4x = 51 + -7

Combine like terms: 51 + -7 = 44
4x = 44

Divide each side by '4'.
x = 11

Simplifying
x = 11

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