In a study of towns, there was a positive correlation between the number of mail boxes and the number of traffic lights in a town. which variable is most likely the lurking variable that explains the correlation?
a . population
b. commute times
c. ages of residents
d. highest temperatures

your answer is 23/2 - 13.5

step-by-step explanation:

7/2 evaluates to

multiply x and 4.5

multiply x and 1

the x just gets copied along.

the answer is x

x

4.5*x evaluates to 4.5x

multiply 3 and 4.5x

multiply 1 and x

the x just gets copied along.

x

4.5*x*3 evaluates to 13.5x

7/2-4.5*x*3 evaluates to

  + 8 =

the answer is

7/2-4.5*x*3+8 evaluates to

y=mx+b

step-by-step explanation:

m slope, b y-intercept