Enter an expression that represents twenty–five multiplied by the quotient of ten and r squared. what the heck does data mean

What is the slope of the line shown below?

Find the solution to this system 2,1 1,-2 1,2 -1,2

Julius went on a volunteer trip to centralamerica and took medical supplies with him. he packed a bag with 50 pounds of supplies. he brought pieces of equipment that weighed10 pounds each and bottles of medicine thatweighed pound each prepresents thenumber of pieces of equipment he broughtand b represents the number of bottles ofmedicine he brought then the total weight canbe represented by the equation 10p+b 50.the brought 3 pieces of equipment, how manybottles of medicine did he bring?