159-6x=21x-15

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Solution for 159-6x=21x-15 equation:


Simplifying
159 + -6x = 21x + -15

Reorder the terms:
159 + -6x = -15 + 21x

Solving
159 + -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.
159 + -6x + -21x = -15 + 21x + -21x

Combine like terms: -6x + -21x = -27x
159 + -27x = -15 + 21x + -21x

Combine like terms: 21x + -21x = 0
159 + -27x = -15 + 0
159 + -27x = -15

Add '-159' to each side of the equation.
159 + -159 + -27x = -15 + -159

Combine like terms: 159 + -159 = 0
0 + -27x = -15 + -159
-27x = -15 + -159

Combine like terms: -15 + -159 = -174
-27x = -174

Divide each side by '-27'.
x = 6.444444444

Simplifying
x = 6.444444444

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