70-2X+30+5X+20=180

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Solution for 70-2X+30+5X+20=180 equation:


Simplifying
70 + -2X + 30 + 5X + 20 = 180

Reorder the terms:
70 + 30 + 20 + -2X + 5X = 180

Combine like terms: 70 + 30 = 100
100 + 20 + -2X + 5X = 180

Combine like terms: 100 + 20 = 120
120 + -2X + 5X = 180

Combine like terms: -2X + 5X = 3X
120 + 3X = 180

Solving
120 + 3X = 180

Solving for variable 'X'.

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

Add '-120' to each side of the equation.
120 + -120 + 3X = 180 + -120

Combine like terms: 120 + -120 = 0
0 + 3X = 180 + -120
3X = 180 + -120

Combine like terms: 180 + -120 = 60
3X = 60

Divide each side by '3'.
X = 20

Simplifying
X = 20

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