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 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

The ethnic diversity of poland was not changed by what?
A huge, oversized dress on such a petite girl only _____her even more. enhances softens contributes to diminishes
A town's population has been growing linearly. In 2003 the population was 29,000. The population has been growing by 700 people each year. Write an equation for
Oliva ties 2.5 feet of ribbon on to 1 balloon how many yards of ribbon dose olivia need for 18 balloons
The perimeter is the distance around an object. the perimeter of a square is 84 centimeters. what is the length of one side of the square?
Write the number 28.75 to the nearest whole number
What economic, social, and political changes are needed to improve Haiti?
Herky found that 8 out of every 100 beans in his garden were nibbled by rabbits. how many beans can he expect to be damaged if there are 450 beans in his garden
What is 15 increased by 68%?
Madame Forestier was a popular guest at the ball. True or False?