Answer:
2 2/3
Step-by-step explanation:
<span>8√5 + 2√45
= </span><span>8√5 + 6√5
= 14</span>√5
hope it helps
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.
The percentage of 15% of 9 is 60% (I think)