3x+12=51-8x

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Solution for 3x+12=51-8x equation:


Simplifying
3x + 12 = 51 + -8x

Reorder the terms:
12 + 3x = 51 + -8x

Solving
12 + 3x = 51 + -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 + 3x + 8x = 51 + -8x + 8x

Combine like terms: 3x + 8x = 11x
12 + 11x = 51 + -8x + 8x

Combine like terms: -8x + 8x = 0
12 + 11x = 51 + 0
12 + 11x = 51

Add '-12' to each side of the equation.
12 + -12 + 11x = 51 + -12

Combine like terms: 12 + -12 = 0
0 + 11x = 51 + -12
11x = 51 + -12

Combine like terms: 51 + -12 = 39
11x = 39

Divide each side by '11'.
x = 3.545454545

Simplifying
x = 3.545454545

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