83-6x=12x+21

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Solution for 83-6x=12x+21 equation:


Simplifying
83 + -6x = 12x + 21

Reorder the terms:
83 + -6x = 21 + 12x

Solving
83 + -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.
83 + -6x + -12x = 21 + 12x + -12x

Combine like terms: -6x + -12x = -18x
83 + -18x = 21 + 12x + -12x

Combine like terms: 12x + -12x = 0
83 + -18x = 21 + 0
83 + -18x = 21

Add '-83' to each side of the equation.
83 + -83 + -18x = 21 + -83

Combine like terms: 83 + -83 = 0
0 + -18x = 21 + -83
-18x = 21 + -83

Combine like terms: 21 + -83 = -62
-18x = -62

Divide each side by '-18'.
x = 3.444444444

Simplifying
x = 3.444444444

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