Answer
yes it is correct
Step-by-step explanation:
Solve by elimination:
S = shirt
T= tie
3s+5t=60
2s+3t=39
=
Shirt = 15
Tie = 3
Slope = (0 - 6)/(4 - 0) = -6/4 = -3/2
Answer:
3 hours
Step-by-step explanation:
In an hour there are 60 minutes to find the unit rate of problems per minute you divide 60/24 and get 2.5 multiply 2.5 by 72 get 180 in minutes that is 3 hours
