21x-4+20x=180

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Solution for 21x-4+20x=180 equation:


Simplifying
21x + -4 + 20x = 180

Reorder the terms:
-4 + 21x + 20x = 180

Combine like terms: 21x + 20x = 41x
-4 + 41x = 180

Solving
-4 + 41x = 180

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 41x = 180 + 4

Combine like terms: -4 + 4 = 0
0 + 41x = 180 + 4
41x = 180 + 4

Combine like terms: 180 + 4 = 184
41x = 184

Divide each side by '41'.
x = 4.487804878

Simplifying
x = 4.487804878

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