Q+-3r=r

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Solution for Q+-3r=r equation: 


Simplifying
Q + -3r = r

Solving
Q + -3r = r

Solving for variable 'Q'.

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

Add '3r' to each side of the equation.
Q + -3r + 3r = r + 3r

Combine like terms: -3r + 3r = 0
Q + 0 = r + 3r
Q = r + 3r

Combine like terms: r + 3r = 4r
Q = 4r

Simplifying
Q = 4r

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