Amount that trouvaughn paid : $0.80b
ten dollar bill = $10
so $(10-0.80b)
It is a function because each x value only has one y value
Answer:
- 1 pound- $4.7
- 2 pounds- $9.4
- 3 pounds- $14.1
- 4 pounds- $18.8
Step-by-step explanation:
Just hardware's prices are 0.30 greater per pound, so the equation would be y=4.7x. Substitute x in for each of the values to get the prices above.
Answer:
y = 6
Step-by-step explanation:

y^2 + 36y - 252 = 0
(y-6)(y+42) = 0
y = 6 (accettable)
y = -42 (not accettable)
Answer:2x with and exponent of 3 -9x with and exponent of 2 +7x +6
Step-by-step explanation: