Answer:
Correct choice is D
Step-by-step explanation:
Given the system of two equations:

Fro mthe first equation

Substitute into the second equation
instead of y:

Note that
then the second equation will take look

Sorry I’m just commenting to do it
Answer:
-2m^3+12m^2-5
Step-by-step explanation:
if it's wrong I'm sorry
Answer:
You are correct
Step-by-step explanation:
Start with 1 1/2. This can be made into an improper fraction which is 3/2
Now multiply both top and bottom of 3/2 by 5
(3*5)/(2 * 5) = 15 / 10
16/10 is just slightly bigger than 15/10