x+(x+20)+(x+40)=360

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Solution for x+(x+20)+(x+40)=360 equation:


Simplifying
x + (x + 20) + (x + 40) = 360

Reorder the terms:
x + (20 + x) + (x + 40) = 360

Remove parenthesis around (20 + x)
x + 20 + x + (x + 40) = 360

Reorder the terms:
x + 20 + x + (40 + x) = 360

Remove parenthesis around (40 + x)
x + 20 + x + 40 + x = 360

Reorder the terms:
20 + 40 + x + x + x = 360

Combine like terms: 20 + 40 = 60
60 + x + x + x = 360

Combine like terms: x + x = 2x
60 + 2x + x = 360

Combine like terms: 2x + x = 3x
60 + 3x = 360

Solving
60 + 3x = 360

Solving for variable 'x'.

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

Add '-60' to each side of the equation.
60 + -60 + 3x = 360 + -60

Combine like terms: 60 + -60 = 0
0 + 3x = 360 + -60
3x = 360 + -60

Combine like terms: 360 + -60 = 300
3x = 300

Divide each side by '3'.
x = 100

Simplifying
x = 100

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