4a. 99m + 81 = 130m. 4b. 40 + 30z = 70z
5a. 24v + 18 = 41v. 5b. 12c + 16 = 28c
6c. 44 + 48v= 92v. 6b. 40 + 12s = 52s.
Answer: 235,000,000
Step-by-step explanation:
D--because it has y^2 in the equation and to isolate y you have to take the square root, the graph is going to be curved rather than linear.
Answer:
B(-2,5)
Step-by-step explanation:

Hope that this is helpful.
Have a nice day.
Step-by-step explanation:

15 - c = 6
15 - 6 = c
9 = c
c = 9