Solve for t
t=\frac{w-11}{3}
Solve for w
w=3t+11
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3t+11=w
Swap sides so that all variable terms are on the left hand side.
3t=w-11
Subtract 11 from both sides.
\frac{3t}{3}=\frac{w-11}{3}
Divide both sides by 3.
t=\frac{w-11}{3}
Dividing by 3 undoes the multiplication by 3.
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