4. What is the y-intercept of the line represented by y=4x?
a. (0,0)
b. (0,4)
c. (0,4)
d. (0, -4)

Write a function that matches the description. a cosine function has a maximum of 5 and a minimum value of -5. f (r) =

The product of 3 and a number increased by 8 is 31

Isabelle is mixing red and blue paint to make purple paint she adds 3/10 of a fluid ounce of red to 12/25 of a fluid ounce of blue to make 1 1/30 fluid ounces of purple how many fluid ounces of red paint ounces of red paint will she need to make 3 fluid ounces of purple paint