I have 2 questions please answer :D -The tire on a bicycle made 380 full rotations in m minutes. Write an expression to represent the average number of revolutions the tire made each minute.

-Five-sixths of the workers at a company got a raise. If w represents the number workers, write an expression to represent how many workers got a raise.

Please answer i made this yesterday and got no answer please i need help!

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.