Answer :
Let
t ----> the possible numbers of hours Tammy could rent the boat
so
we have that
[tex]8t-7<49[/tex]Solve for t
[tex]\begin{gathered} 8t-7\lt49 \\ 8t<49+7 \\ 8t<56 \\ t<\frac{56}{8} \\ t<7\text{ hours} \end{gathered}[/tex]Let
t ----> the possible numbers of hours Tammy could rent the boat
so
we have that
[tex]8t-7<49[/tex]Solve for t
[tex]\begin{gathered} 8t-7\lt49 \\ 8t<49+7 \\ 8t<56 \\ t<\frac{56}{8} \\ t<7\text{ hours} \end{gathered}[/tex]