8x-21=-12x

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Solution for 8x-21=-12x equation:


Simplifying
8x + -21 = -12x

Reorder the terms:
-21 + 8x = -12x

Solving
-21 + 8x = -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.
-21 + 8x + 12x = -12x + 12x

Combine like terms: 8x + 12x = 20x
-21 + 20x = -12x + 12x

Combine like terms: -12x + 12x = 0
-21 + 20x = 0

Add '21' to each side of the equation.
-21 + 21 + 20x = 0 + 21

Combine like terms: -21 + 21 = 0
0 + 20x = 0 + 21
20x = 0 + 21

Combine like terms: 0 + 21 = 21
20x = 21

Divide each side by '20'.
x = 1.05

Simplifying
x = 1.05

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