79-6x=12x+21

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Solution for 79-6x=12x+21 equation:


Simplifying
79 + -6x = 12x + 21

Reorder the terms:
79 + -6x = 21 + 12x

Solving
79 + -6x = 21 + 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.
79 + -6x + -12x = 21 + 12x + -12x

Combine like terms: -6x + -12x = -18x
79 + -18x = 21 + 12x + -12x

Combine like terms: 12x + -12x = 0
79 + -18x = 21 + 0
79 + -18x = 21

Add '-79' to each side of the equation.
79 + -79 + -18x = 21 + -79

Combine like terms: 79 + -79 = 0
0 + -18x = 21 + -79
-18x = 21 + -79

Combine like terms: 21 + -79 = -58
-18x = -58

Divide each side by '-18'.
x = 3.222222222

Simplifying
x = 3.222222222

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