Answer:
circumference of pool=81.67
Step-by-step explanation:
Answer:
x = 12
Step-by-step explanation:
Subtract 3 from both sides
p.s. it would be 18 if it was x-3 = 15
Hahah what you learning...............
Answer:

Step-by-step explanation
Three-fifths of a number means
and 21 less than that number means
.