kshck123
kshck123 kshck123
  • 02-03-2015
  • Mathematics
contestada

I have a sum of 159, and difference of 3 .What are the 2 numbers?

Respuesta :

konrad509
konrad509 konrad509
  • 02-03-2015
[tex]x+y=159\\ \underline{x-y=3}\\ 2x=162\\ x=81\\\\ 81-y=3\\ y=78[/tex]

These numbers are 81 and 78.
Answer Link

Otras preguntas

After what happened on April 19 can war between the colonies and Great Britain be avoided?
An airplane travels 3,260 kilometers in 4 hours. What is the airplane’s average speed?
the cafeteria has 45 square  tables that can be pushed together to form one long table for the lacrosse team's banquet. Each square table can seat one person on
Which of the kingdoms has the smallest number of known species
which factor made the most difference in how agriculture affected the economies of the colonies?
which state of matter has the least amount of energy?
If Walt can paint 25 feet of fence in an hour, and Joe can paint 35 feet in an hour, how many minutes will it take them to paint a 150-foot fence, if they work
An airplane travels 3,260 kilometers in 4 hours. What is the airplane’s average speed?
How do scientists use seismic waves to determine the interior structure of Earth?
Explain how a species can evolve through natural selection.