D=18 B=45 I think this is correct it should be
Answer: 58.666666666667
Step-by-step explanation:
my brain
Revenue, R = 130x
Profit, P = Revenue – Cost
P = R – C
P = 130x – 2950 + 6x + 0.1x^2
At P = 0
0 = -2950 + 136x +0.1x^2
X = 21.355, -1381.355
Therefore, manufacture greater than 21.355 items to make
profit.
Answer: 13 players.
Step-by-step explanation:
1. Let's call:
: Price of the shirt (
)
: Price of socks 
: number of players.
2. You know that the budget is $300 and you have the following formula given in the problem:
3. Substitute values and solve for .Then, you obtain the following result:
4. The answer is: 13 players.
The 2nd step, you're supposed to combine like terms (20h and 2h) but not the 5 because it doesn't have a h next to it.
