21x+4+22x-2=180

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Solution for 21x+4+22x-2=180 equation:


Simplifying
21x + 4 + 22x + -2 = 180

Reorder the terms:
4 + -2 + 21x + 22x = 180

Combine like terms: 4 + -2 = 2
2 + 21x + 22x = 180

Combine like terms: 21x + 22x = 43x
2 + 43x = 180

Solving
2 + 43x = 180

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + 43x = 180 + -2

Combine like terms: 2 + -2 = 0
0 + 43x = 180 + -2
43x = 180 + -2

Combine like terms: 180 + -2 = 178
43x = 178

Divide each side by '43'.
x = 4.139534884

Simplifying
x = 4.139534884

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