Answer:
y = 21x + 5
Step-by-step explanation
The cost for the parking spot does not change, while the cost per ticket can (depending on how many people there are).
You would have to pay for 3 tires
Answer:
5 hours
Step-by-step explanation:
75 + 55x = 350
75 - 75 + 55x = 350 - 75
55x = 275

x = 5
Answer:
x is the reciprocal of the difference of a and b.
Step-by-step explanation:
ax=bx+1
Subtract by bx on both sides
ax-bx=1
x(a-b)=1
x= 1/(a-b)