Use a calculator
Just look up how to find unit rates and it should be easy
Answer:
b = 
Step-by-step explanation:
35b = 7
Divide both sides by 35.

Reduce the fraction
to the lowest terms by extracting and canceling out 7.

Hope it helps and have a great day! =D
~sunshine~
Answer:
2 miles per a hour
Step-by-step explanation:
m=miles
h=hours
1/2m=1/4h
if you times both sides by 4 you will get
2m=h
Answer:
D. y = - x
Step-by-step explanation:
y=mx+b
Slope = m= (-3-2)/(3+2)=-1
The line passes through (-2,2)
2=-(-2)+b
b=0