-40-9x=-13

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Solution for -40-9x=-13 equation: 


Simplifying
-40 + -9x = -13

Solving
-40 + -9x = -13

Solving for variable 'x'.

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

Add '40' to each side of the equation.
-40 + 40 + -9x = -13 + 40

Combine like terms: -40 + 40 = 0
0 + -9x = -13 + 40
-9x = -13 + 40

Combine like terms: -13 + 40 = 27
-9x = 27

Divide each side by '-9'.
x = -3

Simplifying
x = -3

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