8x+21=1-6x+12x

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Solution for 8x+21=1-6x+12x equation:


Simplifying
8x + 21 = 1 + -6x + 12x

Reorder the terms:
21 + 8x = 1 + -6x + 12x

Combine like terms: -6x + 12x = 6x
21 + 8x = 1 + 6x

Solving
21 + 8x = 1 + 6x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-6x' to each side of the equation.
21 + 8x + -6x = 1 + 6x + -6x

Combine like terms: 8x + -6x = 2x
21 + 2x = 1 + 6x + -6x

Combine like terms: 6x + -6x = 0
21 + 2x = 1 + 0
21 + 2x = 1

Add '-21' to each side of the equation.
21 + -21 + 2x = 1 + -21

Combine like terms: 21 + -21 = 0
0 + 2x = 1 + -21
2x = 1 + -21

Combine like terms: 1 + -21 = -20
2x = -20

Divide each side by '2'.
x = -10

Simplifying
x = -10

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