68 because I found out on internet
4:5 of 4 to 5 representing Miami Dolphins to Oakland Raiders
Answer:
Step-by-step explanation:
f (x) = (5(-4)) + a) (3/5 + 4) ( 6 + b)
f (x) = (-20 + a) (6 2/5) (6 + b)
f ( -20 ) = -20 + -20 (a) (6 2/5) (6 + b)
f ( -20 - 6 2/5 ) = (a) (6 2/5 -6 2/5) (6 + b)
f (-26 2/5 - 6 ) = (a) (6-6 +b)
f (-32 2/5-6) = (a) (b)
5.
x - y = 11
2x + y = 19
2x - 2y = 22
2x + y = 19
-3y = 3
y = -1
x + 1 = 11
x = 10
(10, -1)
6.
-6x + 6y = 6
-6x + 3y = -12
3y = 18
y = 6
-6x + 36 = 6
-6x = -30
x = 5
(5, 6)