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The number of students enrolled in math courses at Portland Community College has grown over the years.

The formulas

$\begin{aligned}M&=0.36x+4.7 & \qquad&& W&=0.35x+5.4\end{aligned}$

describe the numbers (of thousands) of men and women enrolled in math courses at PCC $x$ years after 2005. Give a simplified formula for the total number $T$ of thousands of students at PCC taking math classes $x$ years after 2005. Be sure to give the entire formula, starting with $T=$ .