Is (8,5), (6,-2), (4,-9), (2,-6), (4,7) a function?

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Solve for x. −3/4(x+2)=6 enter your answer in the box

What is the location of point g, which partitions the directed line segment from d to f into a 5: 4 ratio? –1 0 2 3