Paula bought a ski jacket on sale for $5 less than half its original price. She paid $85 for the jacket. What was the original p
1 answer:
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Answer:
The price is x = $2.779
Step-by-step explanation:
From the question we are told that
The revenue is
The cost of production is
Generally at break even point the cost of production is equal to the revenue
So
=>
Using the quadratic formula to solve this equation we have that
x = $2.779
[ Answer ]
[ Explanation ]
- System Of Equations
-----------------------------------
- [Substitute] Y = X + 10
- Isolate x for x + x + 10 = 10: x = 0
For y = 10
Substitute x = 0
Y = 0 + 10
0 + 10 = 10
y = 10
- Solutions
X = 0
Y = 10