graciejaramillo graciejaramillo
  • 12-12-2018
  • Mathematics
contestada

Solve the system of linear equations by graphing. x−y=7, 0.5x+y=5

Respuesta :

emeenalqabani
emeenalqabani emeenalqabani
  • 12-12-2018
You can use elimination

x - y = 7

0.5x + y = 5

1.5x = 12

x = 8

Then plug in x into one of the original equations

8 - y = 7

y = 1

Solution is (8,1)
Answer Link

Otras preguntas

I know this may be a lot but I really need help with this........... Thank You Marti sells tacos and burritos from a food truck at the farmers market. She sell
Which organism forms a dorsal nerve cord in its embryonic stage?
The Dred Scott decision repealed what agreement?
The United States sponsored the contras in Nicaragua because they hoped they would A curb terrorism B promote human rights C limit drug trafficking into
Which wartime action violated the Constitution in the name of protecting the United States from perceived threats? A. News organizations were not permitted to
John Wesley's evangelism primarily helped the people of Switzerland true or false
Which method of allocated profits and losses is based on a percentage of initial investment by the partners? A. Interest Allowance B. Salary Expence C. Profit a
Complete the steps for deriving the quadratic formula using the following equation.
On which point did different Protestant sects during the Reformation agree? They believed in the predestination of souls. They rejected the authority of the pa
A coastal location in Florida experiences very strong winds throughout the year. What would the coastal community in the location most likely do?