Algebra Answers

What interger corresponds with 38,209

A DVD costs £12.95. In a sale all prices are reduced by 3/10 what is the sale price of the DVD

Shawna bought some strings of beads. The number of strings was 7 more than the number of beads on each string. There were 60 beads in all. How many beads were on each string?

A class trip to a beach has been planned for your senior trip. The resort only allows swimming when the temperature is between 75 degrees and 110 degrees. There is room for 50 people on your trip. Write the constraints to represent this real-world problem, where x is the temperature and y is the number of people on your trip.

A factory has a conveyor​ belt, Conveyor​ 1, which brings the supplies into the factory. The conveyor belt rises 5 ft for every 5 ft it runs. The factory has another conveyor​ belt, Conveyor​ 2, which sends the products out of the factory. This conveyor belt descends 14 ft for every 7 ft it runs. Find the slope of each conveyor belt. Which conveyor belt is​ steeper?

1) 3^2x-4(3^x-2)+1=0
2) 125^x²-0.2(25^x)²=0

(7x+x)-7x

5/9 times 63

Candace purchases a car for $30000. The cars value depreciates 20% each year after she has driven it. What will the car be worth after 8 years?

Simplify as far as possible X-(Y-X)