-9x+4x=-20

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Solution for -9x+4x=-20 equation: 


Simplifying
-9x + 4x = -20

Combine like terms: -9x + 4x = -5x
-5x = -20

Solving
-5x = -20

Solving for variable 'x'.

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

Divide each side by '-5'.
x = 4

Simplifying
x = 4

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