Solve the following system of equations by elimination. Express

the solution as an ordered pair (x, y).

-x - 3y = 20

4x + 3y = 1

The equation y = 16x + 560 describes the number of calories in a recipe, where y is the total number of calories and x is the number of teaspoons of sugar added.

The family trip to Grandma's consisted of both a train ride and a car ride. The average speed of the train ride was 73 miles per hour, and the average speed of the car ride was 48 miles per hour. The entire trip lasted 10 hours.

Which pair of segments in the figures below are congruent

The cone shaped storage tank has a height=14 feet respectively. Find the volume of liquid the tank can hold. Round your answer to the integer, if necessary. Use 3.14 instead of pie

Is x to the 2nd power plus y minus 15 equal to 0 a relation

Hector recorded the amount of time he spent running for 3 days what is the total number of hours hector spent running

In the standard (x, y) coordinate plane, what is the area of the circle x^2 + y^2 = 169?

How long is the shorter side of a rectangle when one side is 2" longer than the other and the area is 15 sq. in?

The height of a parallelogram is 3 times the base. The base measures 4.5cm. What is the area of the parallelogram?

The music store is having a 15% off sale on all classical cds. Lyell has a coupon for 20% off any classical music CD. how much will Lyell save on a classical CD that has a price of $23,99?