A. -13 because if you remove the plus sign and replace it with the negative sign on the 3 you get -10-3
Answer:
3 lb = $6.90
2 lb = $4.30
5 lb = $11.50
Step-by-step explanation:
Πr^2 - the base of a cone is a circle, so use the equation for area of a circle
It is false because if you plug in the ordered pair it does not fit the equation.
You can explain how you can use rounding or compatible numbers to see if your answer is reasonable by saying, "Rounding helps to see if your answer is reasonable. This is so because if the number you estimated was close to the answer it is a reasonable answer." I hope this helps you (: