Answer
$305 hope this helps!!! :)
Explanation:
(A)
Let
be the number of T-Shirts and
be the total costs so that the total cost is:
Total Cost= $25+ $8 times the number of T-Shirts
(B)

For 35 members we need 35 T-Shirts so using the Linear model from part (A) substitute
to 35 and solve for
:


