Answer:
5 hours
Step-by-step explanation:
Mark recieves 3mg per hour. This can be rewritten as y=3x. Cassie recieves 2x+5. To solve, use substitiution. 3x=2x+5. To solve, subtract "2x" from "3x." You then get x=5.
Answer:
B) √58 > 6.85
Step-by-step explanation:
7^2 = 49
8^2 = 64
so √58 is between 7 and 8 ---> 7 < √58 < 8
so √58 > 6.85 is true
Apples cost $3.60 for 3 pounds . The rate can be calculated as follows

The amount of pounds you can buy for $8.40 can be computed below
Answer:
67.5
Step-by-step explanation:0.5*9*15= 67.5 cm squared