0.5x-9=21+9x

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Solution for 0.5x-9=21+9x equation:


Simplifying
0.5x + -9 = 21 + 9x

Reorder the terms:
-9 + 0.5x = 21 + 9x

Solving
-9 + 0.5x = 21 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-9 + 0.5x + -9x = 21 + 9x + -9x

Combine like terms: 0.5x + -9x = -8.5x
-9 + -8.5x = 21 + 9x + -9x

Combine like terms: 9x + -9x = 0
-9 + -8.5x = 21 + 0
-9 + -8.5x = 21

Add '9' to each side of the equation.
-9 + 9 + -8.5x = 21 + 9

Combine like terms: -9 + 9 = 0
0 + -8.5x = 21 + 9
-8.5x = 21 + 9

Combine like terms: 21 + 9 = 30
-8.5x = 30

Divide each side by '-8.5'.
x = -3.529411765

Simplifying
x = -3.529411765

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