6(x+1)=3(2x+9)-21

Solution for 6(x+1)=3(2x+9)-21 equation:

Simplifying
6(x + 1) = 3(2x + 9) + -21

Reorder the terms:
6(1 + x) = 3(2x + 9) + -21
(1 * 6 + x * 6) = 3(2x + 9) + -21
(6 + 6x) = 3(2x + 9) + -21

Reorder the terms:
6 + 6x = 3(9 + 2x) + -21
6 + 6x = (9 * 3 + 2x * 3) + -21
6 + 6x = (27 + 6x) + -21

Reorder the terms:
6 + 6x = 27 + -21 + 6x

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

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

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

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

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.