(x+20)+(2x+25)=180

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Solution for (x+20)+(2x+25)=180 equation:


Simplifying
(x + 20) + (2x + 25) = 180

Reorder the terms:
(20 + x) + (2x + 25) = 180

Remove parenthesis around (20 + x)
20 + x + (2x + 25) = 180

Reorder the terms:
20 + x + (25 + 2x) = 180

Remove parenthesis around (25 + 2x)
20 + x + 25 + 2x = 180

Reorder the terms:
20 + 25 + x + 2x = 180

Combine like terms: 20 + 25 = 45
45 + x + 2x = 180

Combine like terms: x + 2x = 3x
45 + 3x = 180

Solving
45 + 3x = 180

Solving for variable 'x'.

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

Add '-45' to each side of the equation.
45 + -45 + 3x = 180 + -45

Combine like terms: 45 + -45 = 0
0 + 3x = 180 + -45
3x = 180 + -45

Combine like terms: 180 + -45 = 135
3x = 135

Divide each side by '3'.
x = 45

Simplifying
x = 45

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