Qx+t=r

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Solution for Qx+t=r equation: 


Simplifying
Qx + t = r

Reorder the terms:
t + xQ = r

Solving
t + xQ = r

Solving for variable 't'.

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

Add '-1xQ' to each side of the equation.
t + xQ + -1xQ = r + -1xQ

Combine like terms: xQ + -1xQ = 0
t + 0 = r + -1xQ
t = r + -1xQ

Simplifying
t = r + -1xQ

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