x-10+2x+20=130

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Solution for x-10+2x+20=130 equation:


Simplifying
x + -10 + 2x + 20 = 130

Reorder the terms:
-10 + 20 + x + 2x = 130

Combine like terms: -10 + 20 = 10
10 + x + 2x = 130

Combine like terms: x + 2x = 3x
10 + 3x = 130

Solving
10 + 3x = 130

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 3x = 130 + -10

Combine like terms: 10 + -10 = 0
0 + 3x = 130 + -10
3x = 130 + -10

Combine like terms: 130 + -10 = 120
3x = 120

Divide each side by '3'.
x = 40

Simplifying
x = 40

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