Answer:
The responses to these question can be defined as follows:
Step-by-step explanation:
For point a:

For point b:


I believe it could be 19.5
Answer: m = 3
Step-by-step explanation: convert to standard form 3x - y = -7
slope using standard form
Answer:
2x + 10 + 2y
Step-by-step explanation:
6x + 3 – 4x + 2y + 7
(6x - 4x) = 2x
2x + 3 +2y + 7
(3 + 7) = 10
Answer: 2x + 10 + 2y
Joe is positive 986 yards
Ziggy is negative 118 yards
the total difference is 986 +118 = 1,104 yards