-9x-20=-155

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Solution for -9x-20=-155 equation: 


Simplifying
-9x + -20 = -155

Reorder the terms:
-20 + -9x = -155

Solving
-20 + -9x = -155

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 + -9x = -155 + 20

Combine like terms: -20 + 20 = 0
0 + -9x = -155 + 20
-9x = -155 + 20

Combine like terms: -155 + 20 = -135
-9x = -135

Divide each side by '-9'.
x = 15

Simplifying
x = 15

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