libon's new car can travel 45 miles on 1 gallon of of gas. at this rate how far can the car travel on 7 gallons
1 answer:
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Let 
the price of a ticket
Let
the cost to put on the show
Formula:
(profit) = (ticket price) * (number of people) - (cost to put on show)
We have two equations here:
Solve:
⇒
⇒
⇒
⇒
So the price of a ticket is $5, and the cost to put on the show is $100.
Let
Formula:
(profit) = (ticket price) * (number of people) - (cost to put on show)
We have two equations here:
Solve:
⇒
⇒
⇒
⇒
So the price of a ticket is $5, and the cost to put on the show is $100.
Answer:
Step-by-step explanation:
let x and y be length and width of rectangle.
Perimeter=2(x+y)
area=xy
2(x+y)=1/2 xy
4(x+y)=xy
4x+4y=xy
x y-4y=4 x
y(x-4)=4 x