Question

jennifer has 4/5 as many pictures on her camera as luis does Jennifer has 28 pictures on her camera how many pictures do Jennifer and luis have in all

Answer 1

$\frac{4}{5}L = J\\\\\frac{4}{5}L = 28\\\\\frac{4}{5}L \times \frac{5}{4} =28\times \frac{5}{4}\\\\L = 7\times 5\\\\L = 35$

Jennifer has 28 pictures
Luis has 35 pictures.

In total, they have 28 + 35, or 63 photos on their camera.