51. Graph these coordinates: A(1,-1), B(-2, -3), C(-4,0), D(?, ?). What is the fourth coordinate so that the figure is a square? Prove the figure is a square using slope
and distance formula.

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?

Bobs burgers bam has a special deal of 4 hamburgers for $6. at that rate, how much should it cost to buy 3 hamburgers?

What is the slope of the line passing through the points (-5, 7) and (-3,5)?