The total cost and closest answer is $9.01
Answer:
27
Step-by-step explanation:
Each foot of rope can make 3 pieces of 1/3 feet length
1 feet of rope = 3 pieces
There are 9 feet of rope
3 pieces x 9 feet = 27 pieces
So you can make 27 pieces
1. f(5)=-39
2. g(-2)= -21
4. f(7)=19
9. x=7
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H(x) = -5x - 10
h(-2) = -5(-2) - 10
h(-2) = 10 - 10
h(-2) = 0