Allie is trying to get her classmates to sign up to volunteer at the school carnival. The number of people that had signed up by each day is indicated in the chart. Which line BEST fits the data in the chart?
A)
y = 4x - 30
B)
y = 4x + 30
o
y = 4x - 22
D)
y = 4x + 22

A

Step-by-step explanation:

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a

Step-by-step explanation: y=4x - 30

10 cm

step-by-step explanation:

if the polygon is a rectangle, then the perimeter is x+x+y+y. using the values that you gave, the perimeter is 3+3+2+2=10cm.

it costs $20 to interview each person for a survey. find the cost to obtain a +- 3% margin of error.

step-by-step explanation:

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