Answer:
A
Step-by-step explanation:
e.g 10×1 = 10
10 + 8 = 18
10 × 2 = 20
20 + 8 = 28
The answer is unidentified
<span>x^2 + y^2 – x – 2y – 11/4 = 0
x^2 - x + y^2 - 2y = 11/4
Using completing the square method:
x^2 - x + 1/4 + y^2 - 2y + 1 = 11/4 + 1 + 1/4
(x - 1/2)^2 + (y - 1)^2 = 4
coordinates: (1/2 , 1)
radius: sqrt (4)</span>
Answer:
55555
Step-by-step explanation:
The total profit TechWiz made from MP3 and DVD players last week is
Explanation:
Let x represent the number of MP3 players TechWiz sold last week.
Let y represent the number of DVD players TechWiz sold last week.
The profit made by TechWiz on each MP3 player = $35
The profit made by TechWiz on each DVD player = $18
Total number of MP3 and DVD players TechWiz sold last week is 121
Number of DVD players TechWiz sold last week
The total profit TechWiz made from MP3 and DVD players last week is given by
Substituting in , we get,
Simplifying, we get,
Thus, the total profit TechWiz made from MP3 and DVD players last week is