Which of the following expressions is equivalent to 6 - (-5)?
a. 6 - 5
b.6 + 5
c.-6 + 5
d.-6 + (-5)

How do i do this using elimination 2x+3y=12 x-y=6

If the cost to mail a package is an initial $5 and $0.28 for every pound the total cost to mail a package was $11.27, how much did the package weigh?

Will give brainliest for correct answer 8. use the distance time graph to answer these questions: a. what does the graph tell us about the velocity of the car? b. what is the average velocity of the car? (show work) c. is the velocity reflected in the graph positive or negative?d. is there any point on the graph where the car is not moving? how do we know?