Jala1234567890 Jala1234567890
  • 25-04-2019
  • Mathematics
contestada

2x + y = 3 x - 2y = -1 If equation two is multiplied by -2 and then the equations are added, the result is what?

Respuesta :

sofiaSMEB22
sofiaSMEB22 sofiaSMEB22
  • 25-04-2019

Answer:

  1. 2x + y
  2. 3 x - 2y
  3. -1

2(3 x - 2y) = -6x + 4y

2x + y + -6x + 4y + -1 = -4x + 5y -1

Answer Link

Otras preguntas

Ron wants to make money painting portraits of people at the local mall. The mall charges Ron $22.00 a day for Ron to set up his materials to sell his portraits.
Which event organized peace between germany and the allied forces at the end of world war i?.
Transport in plants take place through a system of tube called
Help help help help
What is the value of e?
Hemp help help English hep
Samantha's teacher asks her to describe motion in one dimension. This type of motion is always
John Brown a. leader of an 1831 slave revolt in Virginia b. author of UNCLE TOM'S CABIN c. operator of a station on the Underground Railroad d. first Republ
what are the offices to provide service to the people of the district?​
HELP!!!! Which statement describes earthquakes? They release energy. They are caused by reduced stress in rocks. They begin at the epicenter. They result from