-12-9=8x+22

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Solution for -12-9=8x+22 equation:


Simplifying
-12 + -9 = 8x + 22

Combine like terms: -12 + -9 = -21
-21 = 8x + 22

Reorder the terms:
-21 = 22 + 8x

Solving
-21 = 22 + 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 + -8x = 22 + 8x + -8x

Combine like terms: 8x + -8x = 0
-21 + -8x = 22 + 0
-21 + -8x = 22

Add '21' to each side of the equation.
-21 + 21 + -8x = 22 + 21

Combine like terms: -21 + 21 = 0
0 + -8x = 22 + 21
-8x = 22 + 21

Combine like terms: 22 + 21 = 43
-8x = 43

Divide each side by '-8'.
x = -5.375

Simplifying
x = -5.375

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