camilaclavijo30 camilaclavijo30

04-05-2014
Mathematics

contestada

What is the solution to this system of linear equations: y-x=4 and y+2x=1

1) (-1,3)
2) (0,4)
3) (1,-1)
4) (-3,3)

Respuesta :

HunterX HunterX

04-05-2014

y-x=4
y+2x=1

3x=-3
x=-1

substitute to any equation
y-x=4
y+1=4
y=3

Answer Link

Otras preguntas

Enter an integer to represent the situation. a gain of 32 yards

a patient who was in a knife fight suffered a 2 inch wound to his back. the knife entered posterior thorax along midsagittal plane and entered posterior aspect.

Reporter Joseph Chamberlain spent hours roaming the streets, often finding himself dodging showers of scorching sparks. At one point the heat became too intense

Paano nakaaapekto sa iyo at sa lipunan ang kakapusan?

Identify if the following is an intensive or extensive property. The string is 3 meters long

A line passes through the points (–10, –10) and (–5, –10). What is its equation in slope-intercept form?

What is the best approach to prevent the spread of a bacterial infection?

what is x-x+3+x? I don't really get this ^^

How do people make friends with people they didn’t like before?

Who are the “sisters” Malala describes? what challenges do the”sisters” face ?