8x+3+3+21x=180

Solution for 8x+3+3+21x=180 equation:

Simplifying
8x + 3 + 3 + 21x = 180

Reorder the terms:
3 + 3 + 8x + 21x = 180

Combine like terms: 3 + 3 = 6
6 + 8x + 21x = 180

Combine like terms: 8x + 21x = 29x
6 + 29x = 180

Solving
6 + 29x = 180

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 29x = 180 + -6

Combine like terms: 6 + -6 = 0
0 + 29x = 180 + -6
29x = 180 + -6

Combine like terms: 180 + -6 = 174
29x = 174

Divide each side by '29'.
x = 6

Simplifying
x = 6