Solve for t
t=\frac{E+45}{6}
Solve for E
E=6t-45
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6t-45=E
Swap sides so that all variable terms are on the left hand side.
6t=E+45
Add 45 to both sides.
\frac{6t}{6}=\frac{E+45}{6}
Divide both sides by 6.
t=\frac{E+45}{6}
Dividing by 6 undoes the multiplication by 6.
t=\frac{E}{6}+\frac{15}{2}
Divide E+45 by 6.
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