Answer :
Answer:
[tex]a = l \times w \\a=(9.6x + 7) \times 2.5 \\ a = ( \frac{48}{5} x + 7) \times \frac{5}{2} \\ a = \frac{121}{10} x + \frac{35}{2} \\ a = 12.1x + 17.5 \: \: units ^{2} [/tex]
Step-by-step explanation:
hopefully this makes sense
:)