Answer:
$35 for each sweater
Step-by-step explanation:
First subtract the skirt $160 - $20 = $140
Then Divide to find cost of each sweater $140/4 = 35
Answer: 35
Answer:
3
Step-by-step explanation:
X varies directly as y
x = ky
3 = 2k
k =

when x =9
9 =

y

= y
∴y = 6
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Answer:
h(0) = 7
Step-by-step explanation:
by saying h(0) it is asking you to plug in 0 as the x value
3(0)^2 = 0
0 + 7 = 7