X+50+4X-55=7X-130

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Solution for X+50+4X-55=7X-130 equation: 


Simplifying
X + 50 + 4X + -55 = 7X + -130

Reorder the terms:
50 + -55 + X + 4X = 7X + -130

Combine like terms: 50 + -55 = -5
-5 + X + 4X = 7X + -130

Combine like terms: X + 4X = 5X
-5 + 5X = 7X + -130

Reorder the terms:
-5 + 5X = -130 + 7X

Solving
-5 + 5X = -130 + 7X

Solving for variable 'X'.

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

Add '-7X' to each side of the equation.
-5 + 5X + -7X = -130 + 7X + -7X

Combine like terms: 5X + -7X = -2X
-5 + -2X = -130 + 7X + -7X

Combine like terms: 7X + -7X = 0
-5 + -2X = -130 + 0
-5 + -2X = -130

Add '5' to each side of the equation.
-5 + 5 + -2X = -130 + 5

Combine like terms: -5 + 5 = 0
0 + -2X = -130 + 5
-2X = -130 + 5

Combine like terms: -130 + 5 = -125
-2X = -125

Divide each side by '-2'.
X = 62.5

Simplifying
X = 62.5

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