Answer:
3
Step-by-step explanation:
Substitute
(5)(3)-(3)(4)
solve
15 - 12 = 3
Answer:
146.6
Step-by-step explanation:
0.47 * 312=146.64 when rounded to the nearest tenth that = 146.6
Solution: We are given:

Let
be the weight (oz) of laptop
We have to find 
To find the this probability, we need to find the z score value.
The z score is given below:



Now, we have to find 
Using the standard normal table, we have:

0.9236 or 92.36% of laptops are overweight
Answer:
(- 5, 2 )
Step-by-step explanation:
Under a reflection in the line y = x
a point (x, y ) → (y, x ), thus
(2, - 5 ) → (- 5, 2 )
2 students have both their nose and ears pierced