5-21=9x-2-8x

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Solution for 5-21=9x-2-8x equation:


Simplifying
5 + -21 = 9x + -2 + -8x

Combine like terms: 5 + -21 = -16
-16 = 9x + -2 + -8x

Reorder the terms:
-16 = -2 + 9x + -8x

Combine like terms: 9x + -8x = 1x
-16 = -2 + 1x

Solving
-16 = -2 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-16 + -1x = -2 + 1x + -1x

Combine like terms: 1x + -1x = 0
-16 + -1x = -2 + 0
-16 + -1x = -2

Add '16' to each side of the equation.
-16 + 16 + -1x = -2 + 16

Combine like terms: -16 + 16 = 0
0 + -1x = -2 + 16
-1x = -2 + 16

Combine like terms: -2 + 16 = 14
-1x = 14

Divide each side by '-1'.
x = -14

Simplifying
x = -14

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