I’m not extremely good at math but I think you need to make -x-y=1 into y=mx+b form and then solve your new equation!
Answer:
Soccer practice started at 6:00, because 7:15 - 1:15 = 6:00
Answer:
$47.50
Step-by-step explanation:
You just take $380 and divide it by 8 hours to get the amount of money per hour, which is $47.50 .
Answer: B
Step-by-step explanation:

Substituting into y=3x+b,
