X-20-30=100

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Solution for X-20-30=100 equation: 


Simplifying
X + -20 + -30 = 100

Reorder the terms:
-20 + -30 + X = 100

Combine like terms: -20 + -30 = -50
-50 + X = 100

Solving
-50 + X = 100

Solving for variable 'X'.

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

Add '50' to each side of the equation.
-50 + 50 + X = 100 + 50

Combine like terms: -50 + 50 = 0
0 + X = 100 + 50
X = 100 + 50

Combine like terms: 100 + 50 = 150
X = 150

Simplifying
X = 150

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