Answer:
Step-by-step explanation:
One solution, at the point of intersection, (3,3)
Answer: The break-even point is x = 15
Step-by-step explanation:
We have the equations:
c(x) = 10*x
r(x) = 210 - 4*x
I suppose that c(x) is the cost equation, and r(x) is the revenue equation.
"break-even" means that you don't lose nor win anything, then the difference between the revenue and the cost is 0.
Then we need to solve:
r(x) - c(x) = 0
(210 - 4*x) - (10*x) = 0
210 - 4*x - 10*x = 0
210 - 14*x = 0
210 = 14*x
210/14 = x
15
This means that for x = 15, you break even.
Answer:
1.1%
Step-by-step explanation:
cost price=1.10×12
=$13.20
selling price=(12-3)×1.45
=9×1.45
=$13.05
loss= cost price-selling price
=13.20-13.05
=0.15
loss percent=0.15/13.20×100
1.13636
1.1%
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Answer:
a or b = a∪b = the place is a city or the place is in north america or the place is a city in north america
Step-by-step explanation:
a means a city
b means place in north america
a or b can be denoted as a∪b, which means a, or b, or both
Thus, we can say:
a or b = a∪b = the place is a city or the place is in north america or the place is a city in north america
It can be these listed above. These are the outcomes of a or b.