3x-10+5x+20=120

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Solution for 3x-10+5x+20=120 equation:


Simplifying
3x + -10 + 5x + 20 = 120

Reorder the terms:
-10 + 20 + 3x + 5x = 120

Combine like terms: -10 + 20 = 10
10 + 3x + 5x = 120

Combine like terms: 3x + 5x = 8x
10 + 8x = 120

Solving
10 + 8x = 120

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 + 8x = 120 + -10

Combine like terms: 10 + -10 = 0
0 + 8x = 120 + -10
8x = 120 + -10

Combine like terms: 120 + -10 = 110
8x = 110

Divide each side by '8'.
x = 13.75

Simplifying
x = 13.75

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