Answer:
9/2 or 4 1/2
Step-by-step explanation:
you do 1 1/2 times 3
3/2 times 3 equals
is it a day or week?
week you would do 1 1/2*3
day you would do 1 1/2*21
You simply add 4 to 0.
x-4<0
x<4
Answer: 63
Step-by-step explanation: 21+21+21