Arrange the systems of equations in order from least to greatest based on the number of solutions for each system. -51 + y = 10
-25% + 5y = 50
3x – 7y = 9
-4r + 5y = 1
y = 61 – 2
y = 63 - 4

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250

You coordinate volunteers for litter cleanup in local parks. your spreadsheet lists drivers and the number of seat belts in each driver’s car. the spreadsheet calculates the number of drivers (d) and the total number of seat belts (s). you want to know the maximum number of volunteers, besides drivers, that can be transported to the park in a single trip given that each person must have a seat belt of their own.

30 points if you answer all 3 questions with work!