21-2x=11+8x

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Solution for 21-2x=11+8x equation:


Simplifying
21 + -2x = 11 + 8x

Solving
21 + -2x = 11 + 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.
21 + -2x + -8x = 11 + 8x + -8x

Combine like terms: -2x + -8x = -10x
21 + -10x = 11 + 8x + -8x

Combine like terms: 8x + -8x = 0
21 + -10x = 11 + 0
21 + -10x = 11

Add '-21' to each side of the equation.
21 + -21 + -10x = 11 + -21

Combine like terms: 21 + -21 = 0
0 + -10x = 11 + -21
-10x = 11 + -21

Combine like terms: 11 + -21 = -10
-10x = -10

Divide each side by '-10'.
x = 1

Simplifying
x = 1

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