10x+15x-20=-120

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Solution for 10x+15x-20=-120 equation:


Simplifying
10x + 15x + -20 = -120

Reorder the terms:
-20 + 10x + 15x = -120

Combine like terms: 10x + 15x = 25x
-20 + 25x = -120

Solving
-20 + 25x = -120

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 20 + 25x = -120 + 20

Combine like terms: -20 + 20 = 0
0 + 25x = -120 + 20
25x = -120 + 20

Combine like terms: -120 + 20 = -100
25x = -100

Divide each side by '25'.
x = -4

Simplifying
x = -4

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