stewartbritni stewartbritni
  • 16-03-2015
  • Mathematics
contestada

Y=2x
X+Y=-9
What's the answer ?

Respuesta :

konrad509
konrad509 konrad509
  • 16-03-2015
[tex]y=2x\\ x+y=-9\\\\ x+2x=-9\\ 3x=-9\\ x=-3\\\\ y=2\cdot(-3)\\ y=-6\\\\ \boxed{(x,y)=(-3,-6)}[/tex]
Answer Link

Otras preguntas

On a map, the tells you the direction of a map, such as east, west, north, or south. To learn what the colors, shapes, and markings on a map mean, look at the
Solve b - 7 < -12. (: ~jaii
A type of verbal bridge involves the repetition of key _______.
Write the number 31 in tens and ones. 2 tens
How can you alter your body type? A. By taking medication. B. You can't - your body type is made up of factors you can't change, like your bone structure
The junior class has 50 students. Twenty-five students take only french, 15 take only Latin, and 10 take both. If a student is chosen at random from the class,
How does Frida Kahlo's work reflect her identity? What are some other themes present in her work? (site 1)
The cells within an organism constantly divide through the process of _______. As a result of this process, more cells are made so organisms can grow and repai
Which is the process of assigning to each project activity in the plan the necessary resources that have previously been identified.?
Justin jogs 1 and 3/4 miles from his house. He then jogs 3 and 3/5 miles farther. How many miles has he jogged in all?