4x+(x+-50)+(x-40)=180

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Solution for 4x+(x+-50)+(x-40)=180 equation:


Simplifying
4x + (x + -50) + (x + -40) = 180

Reorder the terms:
4x + (-50 + x) + (x + -40) = 180

Remove parenthesis around (-50 + x)
4x + -50 + x + (x + -40) = 180

Reorder the terms:
4x + -50 + x + (-40 + x) = 180

Remove parenthesis around (-40 + x)
4x + -50 + x + -40 + x = 180

Reorder the terms:
-50 + -40 + 4x + x + x = 180

Combine like terms: -50 + -40 = -90
-90 + 4x + x + x = 180

Combine like terms: 4x + x = 5x
-90 + 5x + x = 180

Combine like terms: 5x + x = 6x
-90 + 6x = 180

Solving
-90 + 6x = 180

Solving for variable 'x'.

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

Add '90' to each side of the equation.
-90 + 90 + 6x = 180 + 90

Combine like terms: -90 + 90 = 0
0 + 6x = 180 + 90
6x = 180 + 90

Combine like terms: 180 + 90 = 270
6x = 270

Divide each side by '6'.
x = 45

Simplifying
x = 45

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