3x+(2x+20)+(4x+20)=180

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Solution for 3x+(2x+20)+(4x+20)=180 equation:


Simplifying
3x + (2x + 20) + (4x + 20) = 180

Reorder the terms:
3x + (20 + 2x) + (4x + 20) = 180

Remove parenthesis around (20 + 2x)
3x + 20 + 2x + (4x + 20) = 180

Reorder the terms:
3x + 20 + 2x + (20 + 4x) = 180

Remove parenthesis around (20 + 4x)
3x + 20 + 2x + 20 + 4x = 180

Reorder the terms:
20 + 20 + 3x + 2x + 4x = 180

Combine like terms: 20 + 20 = 40
40 + 3x + 2x + 4x = 180

Combine like terms: 3x + 2x = 5x
40 + 5x + 4x = 180

Combine like terms: 5x + 4x = 9x
40 + 9x = 180

Solving
40 + 9x = 180

Solving for variable 'x'.

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

Add '-40' to each side of the equation.
40 + -40 + 9x = 180 + -40

Combine like terms: 40 + -40 = 0
0 + 9x = 180 + -40
9x = 180 + -40

Combine like terms: 180 + -40 = 140
9x = 140

Divide each side by '9'.
x = 15.55555556

Simplifying
x = 15.55555556

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