If 2x+y=15 and x+2y = - 3 then 2x+2y=

What is 186/100 as a fraction in simplest form?

What equals 7*12+we

Which of the following equations has no solution? 3x + 1 = 2x + 1 3x + 1 = 3x + 1 3x + 1 = 3x + 2

Is anyone good at math? Like financial algebra math or business math?

The slope of the demand for loanable funds curve represents the

What is the momentum of a 79-kilogram ice skater gliding across the ice at a speed of 16 m/s?

There are 52 white keys and 36 black keys on a standard piano. What is the probability that if a person did not look and hit the keyboard twice that he or she would first hit a white key and then hit a black key?

Problem Page A rug is in the shape of a square. It measures 14 feet on each side. What is its perimeter?

Some people advise that in very cold weather, you should keep the gas tank in your car more than half full. Irene 's car had 5.5 gallons in the 14 -gallon tank on the coldest day of the year. Irene filled the tank with gas that cost $3.70 per gallon.

If N = 34, what is 7 - N?