Complementary angles add up to 90 degrees. Supplementary angles add up to 180 degrees, so no.
Answer:
20
Step-by-step explanation:
Your equation is correct. To solve it subtract 1.5r from both sides and divide by the resulting coefficient of r.
15 = 0.75r
15/0.75 = r = 20
You must rent 20 movies for the costs to be the same.
Answer:
.02
Step-by-step explanation:
