The product of two numbers is 800. The difference between the numbers is 20. What are the two numbers?
A 9 inch apple pie sells for $6. What is the cost per square inch rounded to the nearest cent?
The function d(t) = 17t² - 110t gives the distance a car going a certain speed will skid in t seconds. Find the time it would take for the car to skid 180 feet.
Put the equation y = x² - 8x + 7 in the form y = (x - h)² + k
The hypotenuse of a right triangle is 16 ft long. One leg is 6.6 ft longer than the other leg. Find the lengths of the legs. Round to one decimal place.
12x -2y = 6 , a dilation centered at the origin with a scale factor of 4 is applied to the line. What is the slope
and y-intercept after the dilation?
How many copies can be made in 3 minutes and 30 seconds, when you can make 32 copies per minute?
Can you explain to me how to solve the following problem?
Isaac bought school shirts for $35 each and school pants for $49 each. If he buys 9 items and his total cost is $357, how many shirts did he buy?
I solved it with trial and error, but I know there is an algebraic method.