3x-6=21x

Solution for 3x-6=21x equation:

Simplifying
3x + -6 = 21x

Reorder the terms:
-6 + 3x = 21x

Solving
-6 + 3x = 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.
-6 + 3x + -21x = 21x + -21x

Combine like terms: 3x + -21x = -18x
-6 + -18x = 21x + -21x

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

Add '6' to each side of the equation.
-6 + 6 + -18x = 0 + 6

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

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

Divide each side by '-18'.
x = -0.3333333333

Simplifying
x = -0.3333333333