5x-18=21+6x

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Solution for 5x-18=21+6x equation:


Simplifying
5x + -18 = 21 + 6x

Reorder the terms:
-18 + 5x = 21 + 6x

Solving
-18 + 5x = 21 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
-18 + 5x + -6x = 21 + 6x + -6x

Combine like terms: 5x + -6x = -1x
-18 + -1x = 21 + 6x + -6x

Combine like terms: 6x + -6x = 0
-18 + -1x = 21 + 0
-18 + -1x = 21

Add '18' to each side of the equation.
-18 + 18 + -1x = 21 + 18

Combine like terms: -18 + 18 = 0
0 + -1x = 21 + 18
-1x = 21 + 18

Combine like terms: 21 + 18 = 39
-1x = 39

Divide each side by '-1'.
x = -39

Simplifying
x = -39

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