168-6x=21x+15

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Solution for 168-6x=21x+15 equation:


Simplifying
168 + -6x = 21x + 15

Reorder the terms:
168 + -6x = 15 + 21x

Solving
168 + -6x = 15 + 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.
168 + -6x + -21x = 15 + 21x + -21x

Combine like terms: -6x + -21x = -27x
168 + -27x = 15 + 21x + -21x

Combine like terms: 21x + -21x = 0
168 + -27x = 15 + 0
168 + -27x = 15

Add '-168' to each side of the equation.
168 + -168 + -27x = 15 + -168

Combine like terms: 168 + -168 = 0
0 + -27x = 15 + -168
-27x = 15 + -168

Combine like terms: 15 + -168 = -153
-27x = -153

Divide each side by '-27'.
x = 5.666666667

Simplifying
x = 5.666666667

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