Answer:
z=5
Step-by-step explanation:
12.2z+ 19.4 = -2.7z + 93.9
14.9z=74.5
z=5
16.4
20.5/5=4.1
4.1*4=16.4
............
According to my brain, Maddy picked 6 cucumbers.
Unknown side = square root (100 - 49)
unknown side = square root (51)
unknown side = 7.14