Step-by-step explanation:
I'll assume you meant f(x) = 3 - 2x and not t(x) = 3 - 2x
[tex] \frac{3 - 2x}{ \frac{1}{x + 5} } \times 8[/tex]
[tex]((3 - 2x) \times ( \frac{x + 5}{1} )) \times 8[/tex]
[tex]((3 - 2x)(x + 5)) \times 8[/tex]
[tex]( - 2 {x}^{2} - 7x + 15) \times 8[/tex]
[tex]( \frac{f}{g}) \times 8 = - 16 {x}^{2} - 56x + 120[/tex]