X+x+(x-30)+(x-40)=

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Solution for X+x+(x-30)+(x-40)= equation:


Simplifying
X + x + (x + -30) + (x + -40) = 0

Reorder the terms:
X + x + (-30 + x) + (x + -40) = 0

Remove parenthesis around (-30 + x)
X + x + -30 + x + (x + -40) = 0

Reorder the terms:
X + x + -30 + x + (-40 + x) = 0

Remove parenthesis around (-40 + x)
X + x + -30 + x + -40 + x = 0

Reorder the terms:
-30 + -40 + X + x + x + x = 0

Combine like terms: -30 + -40 = -70
-70 + X + x + x + x = 0

Combine like terms: x + x = 2x
-70 + X + 2x + x = 0

Combine like terms: 2x + x = 3x
-70 + X + 3x = 0

Solving
-70 + X + 3x = 0

Solving for variable 'X'.

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

Add '70' to each side of the equation.
-70 + X + 70 + 3x = 0 + 70

Reorder the terms:
-70 + 70 + X + 3x = 0 + 70

Combine like terms: -70 + 70 = 0
0 + X + 3x = 0 + 70
X + 3x = 0 + 70

Combine like terms: 0 + 70 = 70
X + 3x = 70

Add '-3x' to each side of the equation.
X + 3x + -3x = 70 + -3x

Combine like terms: 3x + -3x = 0
X + 0 = 70 + -3x
X = 70 + -3x

Simplifying
X = 70 + -3x

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