She needs a 56
87+92+76+89=344
400/5 = 80
400-344=56
To find the unit price we need to all price divide by number of gallons, so
Answer: The unit price is $3.54
2800 + 0.08s = 3300 + 0.06s
0.08s = 0.06s = 3300 - 2800
0.02s = 500
s = 500 / 0.02
s = 25,000 <==
This is the answer Hope it helps :)
Answer:
log_7(6)
Step-by-step explanation:
log_7(2)+log_7(3)
log_7(2×3)
log_7(6)