18-9x=21x-22

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Solution for 18-9x=21x-22 equation:


Simplifying
18 + -9x = 21x + -22

Reorder the terms:
18 + -9x = -22 + 21x

Solving
18 + -9x = -22 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
18 + -9x + -21x = -22 + 21x + -21x

Combine like terms: -9x + -21x = -30x
18 + -30x = -22 + 21x + -21x

Combine like terms: 21x + -21x = 0
18 + -30x = -22 + 0
18 + -30x = -22

Add '-18' to each side of the equation.
18 + -18 + -30x = -22 + -18

Combine like terms: 18 + -18 = 0
0 + -30x = -22 + -18
-30x = -22 + -18

Combine like terms: -22 + -18 = -40
-30x = -40

Divide each side by '-30'.
x = 1.333333333

Simplifying
x = 1.333333333

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