brysonsims
brysonsims brysonsims
  • 03-01-2019
  • Mathematics
contestada

how many solutions are there in x + 2 y = 5 and 2 x − 2 y = 4 ?

Respuesta :

offguard
offguard offguard
  • 04-01-2019

Adding the two equations, you get that 3x=9, so x=3. Since there is only one value of x, there is only one solution.


Answer Link

Otras preguntas

Organelle that packages and transports materials out of the cell?
Convert the mixed number to an improper fraction. 4 7/8 A.11/8 B.19/8 C.28/8 D.39/8
explain the concept of racism and social Darwinism and how they relate to the policy of imperialism
What is the next odd number after 9999?
Rewrite 2 x 5 as the same number added to itself over and over
What are the two chambers of the United Nations? (Points : 2) the Security Council and the Chamber of Delegates the Security Council and the General Assembly th
what did Buddha say caused human suffering
What policy did Kennedy lay the groundwork for at the end of his presidency? isolationism détente flexible response brinkmanship
what two deserts border the Red Sea?
According to Newton's Second Law of Motion, when an object is acted on by an unbalanced force, how will that object respond? A. It will accelerate. B. It will s