Answer:
B. $42.60.
Step-by-step explanation:
On the first day price is 43.85 + 2.70 = $46.55
second day price is 46.55 + 2.70 = $49.25
For the next 2 days it goes down $1.10 so the price is $49.25 - 2.20=$47.05
On the last day it loses $4.45 so the final price is $47.05-4.45 = $42.60.
Answer:
2x-3
Step-by-step explanation:
Example w:5
2(5)-3=7
twice 5 then -3
4. 1/3 6.-0.9 or -9/10 8. 2 1/3 10. -3.45 12.4.54 or 4 27/50
Answer:
$69.60
Step-by-step explanation:
58 increase 20% =
58 × (1 + 20%) = 58 × (1 + 0.2) = 69.6
Answer:
The solutions of the equation are 0 and 0.75.
Step-by-step explanation:
Given : Equation 
To find : All solutions of the equation algebraically. Use a graphing utility to verify the solutions graphically ?
Solution :
Equation 

Either
or 
When
When 
Solve by quadratic formula, 





The solutions of the equation are 0 and 0.75.
For verification,
In the graph where the curve cut x-axis is the solution of the equation.
Refer the attached figure below.