-40-2x=9-9x

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Solution for -40-2x=9-9x equation:


Simplifying
-40 + -2x = 9 + -9x

Solving
-40 + -2x = 9 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
-40 + -2x + 9x = 9 + -9x + 9x

Combine like terms: -2x + 9x = 7x
-40 + 7x = 9 + -9x + 9x

Combine like terms: -9x + 9x = 0
-40 + 7x = 9 + 0
-40 + 7x = 9

Add '40' to each side of the equation.
-40 + 40 + 7x = 9 + 40

Combine like terms: -40 + 40 = 0
0 + 7x = 9 + 40
7x = 9 + 40

Combine like terms: 9 + 40 = 49
7x = 49

Divide each side by '7'.
x = 7

Simplifying
x = 7

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