6+15x=21x+14

Solution for 6+15x=21x+14 equation:

Simplifying
6 + 15x = 21x + 14

Reorder the terms:
6 + 15x = 14 + 21x

Solving
6 + 15x = 14 + 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 + 15x + -21x = 14 + 21x + -21x

Combine like terms: 15x + -21x = -6x
6 + -6x = 14 + 21x + -21x

Combine like terms: 21x + -21x = 0
6 + -6x = 14 + 0
6 + -6x = 14

Add '-6' to each side of the equation.
6 + -6 + -6x = 14 + -6

Combine like terms: 6 + -6 = 0
0 + -6x = 14 + -6
-6x = 14 + -6

Combine like terms: 14 + -6 = 8
-6x = 8

Divide each side by '-6'.
x = -1.333333333

Simplifying
x = -1.333333333