-9x-21=165

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Solution for -9x-21=165 equation: 


Simplifying
-9x + -21 = 165

Reorder the terms:
-21 + -9x = 165

Solving
-21 + -9x = 165

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + -9x = 165 + 21

Combine like terms: -21 + 21 = 0
0 + -9x = 165 + 21
-9x = 165 + 21

Combine like terms: 165 + 21 = 186
-9x = 186

Divide each side by '-9'.
x = -20.66666667

Simplifying
x = -20.66666667

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