X+x-25+3x-20=180

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Solution for X+x-25+3x-20=180 equation:


Simplifying
X + x + -25 + 3x + -20 = 180

Reorder the terms:
-25 + -20 + X + x + 3x = 180

Combine like terms: -25 + -20 = -45
-45 + X + x + 3x = 180

Combine like terms: x + 3x = 4x
-45 + X + 4x = 180

Solving
-45 + X + 4x = 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 + X + 45 + 4x = 180 + 45

Reorder the terms:
-45 + 45 + X + 4x = 180 + 45

Combine like terms: -45 + 45 = 0
0 + X + 4x = 180 + 45
X + 4x = 180 + 45

Combine like terms: 180 + 45 = 225
X + 4x = 225

Add '-4x' to each side of the equation.
X + 4x + -4x = 225 + -4x

Combine like terms: 4x + -4x = 0
X + 0 = 225 + -4x
X = 225 + -4x

Simplifying
X = 225 + -4x

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