71x-1+20x+90=180

Solution for 71x-1+20x+90=180 equation:

Simplifying
71x + -1 + 20x + 90 = 180

Reorder the terms:
-1 + 90 + 71x + 20x = 180

Combine like terms: -1 + 90 = 89
89 + 71x + 20x = 180

Combine like terms: 71x + 20x = 91x
89 + 91x = 180

Solving
89 + 91x = 180

Solving for variable 'x'.

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

Add '-89' to each side of the equation.
89 + -89 + 91x = 180 + -89

Combine like terms: 89 + -89 = 0
0 + 91x = 180 + -89
91x = 180 + -89

Combine like terms: 180 + -89 = 91
91x = 91

Divide each side by '91'.
x = 1

Simplifying
x = 1