The slope-point formula:

We have (3, -5) and (-8, 4).
Substitute:

Answer:
84
Step-by-step explanation:
2 even numbers and its sum is 12: 4, 8 and 6, 6
tenth place > ones place 84
would it be 90 ? because of the big angle
Answer:
Kay sold 67; Allen sold 50
Step-by-step explanation:
Let "a" represent the number of phones that Allen sold.
a + (a+17) = 117 . . . equation used to find the answer
2a = 100 . . . . . . . . subtract 17, collect terms
a = 50 . . . . . . . . . . divide by 2; the number Allen sold
a+17 = 67 . . . . . . . . Kay sold 17 more than Allen