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:
666 divided by 6 is 111. So, they would need 111 vans.
Answer:
5
Step-by-step explanation:
( divide numerator and denominator by 5 ) , then
= 
( with missing number ? = 5 )
Answer: 64
Step-by-step explanation:
y=8
plug in 8 for y
2(8)=64
Answer:could you make it more clear
Step-by-step explanation:
I don’t understand
