What is the solution to this system of linear equations:

y-x=4 and y+2x=1

Annabella earned $5.20 per hour for 3 1/2 hours and alex earned $4.50 per hour for 5 1/4 hours, who earned more?

How do you fit numbers into a faction?

Standard form for a equation of a circle with a center (4,-5) and a radius of 3

Two trains, each having a speed of 30 km/h, are headed at each other on the same straight track. A bird that can fly 60 km/h flies off the front of one train when they are 60 km apart and heads directly for the other train.

The difference of 23 and p

The stem-and-leaf display shows the number of home runs hit by Mark during the 1986 - 1999 seasons. Describe the distribution, mentioning its shape and any unusual features. The key for the stem-and-leaf display is 7 vertical line 2 equals 727 2=72.

33 students are going on a field trip4 students can ride in each carHow many cars will they need for the field trip? Possible Answers: 12 8 9 10 11

An equilateral triangle has a semiperimeter of 6 meters. Heron's formula: Area = StartRoot s (s minus a) (s minus b) (s minus c) EndRoot An equilateral triangle has a semiperimeter of 6 meters.

The New York Transportation Department issued a report indicating that over the past year, on average, 234 accidents occurred at the intersection of Broad Street and Pine Street.

The number of marbles of different colors stored in a hat is listed below: 8 red marbles 10 green marbles 6 blue marbles Without looking in the hat, Tessa takes out a marble at random.