Answer:
80
Step-by-step explanation:
1.) I did it and got it right.
2.) If she got both 90 and 70, 80 would be in between, or the average. Plus she got 80 once.
add up all of the scores then divide by the number of things you added up
How many miles?
Hope the picture will help you...
-4y^3 + 4y^2 - 6y + 25
<u>Step 1: Distribute the plus</u>
(-4y^3 – 5y +16) + (4y^2 – y + 9)
-4y^3 - 5y + 16 + 4y^2 - y + 9
<u>Step 2: Combine like terms</u>
