2=40-1q

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Solution for 2=40-1q equation: 


Simplifying
2 = 40 + -1q

Solving
2 = 40 + -1q

Solving for variable 'q'.

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

Add 'q' to each side of the equation.
2 + q = 40 + -1q + q

Combine like terms: -1q + q = 0
2 + q = 40 + 0
2 + q = 40

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

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

Combine like terms: 40 + -2 = 38
q = 38

Simplifying
q = 38

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