11x+6=8x+21

Solution for 11x+6=8x+21 equation:

Simplifying
11x + 6 = 8x + 21

Reorder the terms:
6 + 11x = 8x + 21

Reorder the terms:
6 + 11x = 21 + 8x

Solving
6 + 11x = 21 + 8x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-8x' to each side of the equation.
6 + 11x + -8x = 21 + 8x + -8x

Combine like terms: 11x + -8x = 3x
6 + 3x = 21 + 8x + -8x

Combine like terms: 8x + -8x = 0
6 + 3x = 21 + 0
6 + 3x = 21

Add '-6' to each side of the equation.
6 + -6 + 3x = 21 + -6

Combine like terms: 6 + -6 = 0
0 + 3x = 21 + -6
3x = 21 + -6

Combine like terms: 21 + -6 = 15
3x = 15

Divide each side by '3'.
x = 5

Simplifying
x = 5