Answer:
81a^2+16b^2
Step-by-step explanation:
30-5d ( where d stands for amount of days, and 5 is the amount of moeay paid per day)
Answer:

Step-by-step explanation:
The area of a rectangle is given by
. Therefore, we can set up the following inequality:
.
Solving this inequality, we have:
.
Therefore, the largest length Carmen's painting can be is
.
Answer:
8%
Step-by-step explanation:
0.36/4.50=0.08=8%