3x+21+2x+20=180

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Solution for 3x+21+2x+20=180 equation:


Simplifying
3x + 21 + 2x + 20 = 180

Reorder the terms:
21 + 20 + 3x + 2x = 180

Combine like terms: 21 + 20 = 41
41 + 3x + 2x = 180

Combine like terms: 3x + 2x = 5x
41 + 5x = 180

Solving
41 + 5x = 180

Solving for variable 'x'.

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

Add '-41' to each side of the equation.
41 + -41 + 5x = 180 + -41

Combine like terms: 41 + -41 = 0
0 + 5x = 180 + -41
5x = 180 + -41

Combine like terms: 180 + -41 = 139
5x = 139

Divide each side by '5'.
x = 27.8

Simplifying
x = 27.8

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