40-2q=0

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Solution for 40-2q=0 equation: 


Simplifying
40 + -2q = 0

Solving
40 + -2q = 0

Solving for variable 'q'.

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

Add '-40' to each side of the equation.
40 + -40 + -2q = 0 + -40

Combine like terms: 40 + -40 = 0
0 + -2q = 0 + -40
-2q = 0 + -40

Combine like terms: 0 + -40 = -40
-2q = -40

Divide each side by '-2'.
q = 20

Simplifying
q = 20

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