Answer:
47
Step-by-step explanation:
6n + 5y + 4z
substitute the variables
6(4) + 5(3) + 4(2)
6 x 4 = 24
5 x 3 = 15
4 x 2 = 8
24 + 15 + 8
= 47
Answer: 34
Step-by-step explanation:
What is x?
It is the number of years since purchase. Can this be negative?
NO! Years cannot be negative. So we disregard negative x-axis.
What is y?
It is the value of the computer at that year. A computer starts off with a positive value (y axis) and depreciates to 0 after some years. Can this be negative?
NO! At 0 value, the computer is worth nothing! There is nothing known as <em>negative </em>value. So we disregard negative y-axis.
The graph that Beth will sketch will have to be in the 1st quadrant (positive x-axis & positive y-axis).
ANSWER: Quadrant I only
The discount was 12 dollars off. You first subtract $530 from $650 & you'll be left with $120 . Then since it was you and 9 friends, that's a total of 10 people. So you divide 120 by 10 . Leaving you with the answer : $12 off which is the discount.
