Answer to Problem 1: 5√3
Answer to Problem 2: 21√5
Answer:
-4,-4
Step-by-step explanation:
So assuming that the total =27
r+b=27
r=-5+3b
r=3b-5
subsitute 3b-5 for r in first equation
3b-5+b=27
4b-5=27
add 5
4b=32
divide by 4
b=8
subsitute
b+r=27
8+r=27
subtracct 8
r=19
red=19
blue=8
<span>The cost that a carpet cleaning company charges is directly proportional to the number of rooms cleaned. The cost is $22 for each room.</span>
Step-by-step explanation:
1. 
(chain rule)
2 
