111-6x=21x+21

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Solution for 111-6x=21x+21 equation:


Simplifying
111 + -6x = 21x + 21

Reorder the terms:
111 + -6x = 21 + 21x

Solving
111 + -6x = 21 + 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.
111 + -6x + -21x = 21 + 21x + -21x

Combine like terms: -6x + -21x = -27x
111 + -27x = 21 + 21x + -21x

Combine like terms: 21x + -21x = 0
111 + -27x = 21 + 0
111 + -27x = 21

Add '-111' to each side of the equation.
111 + -111 + -27x = 21 + -111

Combine like terms: 111 + -111 = 0
0 + -27x = 21 + -111
-27x = 21 + -111

Combine like terms: 21 + -111 = -90
-27x = -90

Divide each side by '-27'.
x = 3.333333333

Simplifying
x = 3.333333333

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