(x+q)=r

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Solution for (x+q)=r equation: 


Simplifying
(x + q) = r

Reorder the terms:
(q + x) = r

Remove parenthesis around (q + x)
q + x = r

Solving
q + x = r

Solving for variable 'q'.

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

Add '-1x' to each side of the equation.
q + x + -1x = r + -1x

Combine like terms: x + -1x = 0
q + 0 = r + -1x
q = r + -1x

Simplifying
q = r + -1x

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