9x+15-4=-20

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Solution for 9x+15-4=-20 equation: 


Simplifying
9x + 15 + -4 = -20

Reorder the terms:
15 + -4 + 9x = -20

Combine like terms: 15 + -4 = 11
11 + 9x = -20

Solving
11 + 9x = -20

Solving for variable 'x'.

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

Add '-11' to each side of the equation.
11 + -11 + 9x = -20 + -11

Combine like terms: 11 + -11 = 0
0 + 9x = -20 + -11
9x = -20 + -11

Combine like terms: -20 + -11 = -31
9x = -31

Divide each side by '9'.
x = -3.444444444

Simplifying
x = -3.444444444

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