D=?g/mL v=950mL m=95g
1 answer:
You might be interested in
Answer:
(5,10)
Step-by-step explanation:
So we have the system of equations:
To solve, we can use substitution.
Substitute the first equation into the second:
Combine like terms:
Subtract 5:
Divide by 4:
Now, substitute this into the first equation:
Add:
So, our answer is (5,10)
And we are done :)
<u>Answer-</u>
The equation is and Julianne will begin making a profit after 168 days.
<u>Solution-</u>
Julianne's start-up cost = $52,000,
Each day, she spends = $650,
and she earns = $960 per day,
If 'd' is the number of days to overcome the start-up and daily operation cost, then
total operation cost of d days = $650d and
total student lesson fees earned in d days = $960d
∴ The equation to represent the situation is,
∴ Julianne will begin making a profit,