Answer:
=> (xy)⁵z³
Step-by-step explanation:
hope it's helpful ..
Answer:
b) x+6
Step-by-step explanation:
Rounded answer is 7.66
Regular answer is 7.65966
X represent the number of laps Marcy swam, 114x represent the number of times Toni swam.
20 + 0.80(114x) + 15 + 0.85x = 257
20 + 91.2x + 15 + 0.85x = 257
92.05x + 35 = 257
Required equation is 92.05x + 35 = 257