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

25-04-2019

Answer:

2x + y
3 x - 2y
-1

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

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

Answer Link

Otras preguntas

A nine-cylinder radial aircraft engine has a bore of 5.5 inches and a stroke of 5.5 inches and runs at 3500 rpm. Assuming that the brake horsepower of the engin

Vivian found data about her city's population and made a scatter plot the equation of the linebbest fit for. Her data is p= 637.5 + 198,368.1 where p is the pop

John Smith was a(n)_______ of the Powhatan when he met Pocahontas A Ally B Prisoner C Trading Partner D Leader

What is being compared in the poem unfolding bud

What good man would prefer a country covered with forests and ranged by a few thousand savages to our extensive Republic, studded with cities, towns, and prospe

Which informational text feature contains sources or comments at the bottom of the page?

UN SISTEMA MAYTERIAL ESTA FORMADO POR CLAVOS Y TALCO: A) CLASIFICAR EL SISTEMA: B) INDICAR NUMERO DE FASES Y CUALES SON: C) INDICARNUMERO DE COMPONENTES Y CUALE

The thesis of a process analysis must identify:

What policy was implemented in South Africa after 1948?

What is the central idea of this article? A fair trial in the United States means that each person will be judged by an impartial jury of his or her peers, A fa