Question

help please i need just the answer.its multiple choice.


Question 2


01.04: MA.912.A.3.3

Solve for r in the equation C = 2d – 2r.
Answer
r = C + 2d – 2
r =
r =
r = C + 2d
1 points
Question 3


01.05: MA.912.A.2.12

y varies directly as the square of x. When x = 1, y = 3. What is the value of y when x = 3?
Answer
9
27
1
81
1 points
Question 4


01.06: MA.912.A.2.6

What is the y-intercept of the graph of 3x – 5y = 15 ?
Answer
(0, –3)
(0, 5)
(0, 3)
(0, –5)

Answer 1

Question2: r=d-(C/2)

Answer 2

? can you repeat that i dont understand

Answer 3

Question 3: I'm not sure but I'd go with 9... :/ I don't get what it means by "as the square of of x"

Answer 4

oh ok thats fine :)