Linear: y = 4/-7 x + 4
Standard: (4/7)x + y = 4
Well here is the thing is the answer is 10
Answer:

Step-by-step explanation:
The sum of 83 and a number would be
as an expression, where
is "said number".
Assuming that the fee is purely based on duration, the equation would look like this:
c= a*p
where c= cost, a= rates per hour, p= hours of parking
Alexandra pays 7$ for 3 hours parking. So, a would be:
c= a*p
7$= a * 3 hr
a= 7$/3hr
Then the final equation would be:
c= (7/3) *p