laciejo2007 laciejo2007

15-05-2022
Mathematics

contestada

3x-y= 17
-x+y= -7

Help please

Respuesta :

Mohamed1429 Mohamed1429

15-05-2022

Answer:

y = -2

x = 5

Step-by-step explanation:

3x - y = 17

-x + y = -7

here we can find the sum of the two equations

2x = 10

x = 5

now we can just plug in the value of x to find y

-(5) + y = -7

y = -2

Answer Link

Otras preguntas

para comprar uma motocicleta, Rita decidiu economizar dinheiro durante 6 meses consecutivos. para isso, ela economizou sempre o dobro da quantia economizada no

Rick works off commission. He earns 10 percent of all manufacturing equipment he sells. If he made a sale of $9,000, how much was his commission?

why is surface area maximized in organisms

How did the climate of the Mediterranean influence culture in the region?

What is not resistant to bacterial growth?

Historically, the Huang He has also been known as the “River of Sorrows” because (1) frozen ports have made trade difficult (2) cataracts have made tran

what would be an example of ribosomes in a body

9/20+3/20 in simplest form

Which statement about events in World War II is not accurate? a. German V-1 and V-2 rockets killed many people and caused considerable damage in Great Britain.

divide 7/24 by 35/48 and reduce the quotient to the lowest fraction