Answer:
6 (x+4) = 5
Step-by-step explanation:
Answer:

Step-by-step explanation:
To determine the Z - score, it is calculated as follows:

Then:

It means that there are more than 3 standar deviations below the advertised mileage.
Answer:
1/2
Step-by-step explanation:
To find the slope given two points, use the slope formula
m= ( y2-y1)/(x2-x1)
= ( 5-1)/(2--6)
= (5-1)/(2+6)
= 4/8
= 1/2
(3<span> x $9) + (</span>3<span> x </span>$1<span>) = $27 + $3 = </span>$30<span>.</span>