The range is the highest number minus the lowest number
97 - 77 = 20
Answer:
8x-7y=-25
Step-by-step explanation:
It's a matter of substituting the x and y values into the equations
so basically trial and error
I used the set of points: (-4, -1)
(8 x -4)-)7 x -1) = -25
Answer:
(-1.25)(-1/3 - 3/8 2.6 + 1.5 - 2.8)
Step-by-step explanation:
From this point on it's easy