DakotaRay DakotaRay
  • 02-06-2015
  • Mathematics
contestada

Use the Elimination method to solve the system of equations.

X+y=-3
X-y=13

Respuesta :

goldcrushox goldcrushox
  • 03-06-2015
For x
x+y=-3
x-y=13
---------
2x=10
x=5
For y
5+y=-3
y=-3-5
y=-8
Answer Link
Panoyin
Panoyin Panoyin
  • 04-06-2015
x + y = -3
x -  y = 13
    2x = 10
     2      2
      x = 5
  x + y = -3
  5 + y = -3
- 5         - 5
        y = -8
  (x, y) = (5, -8)
Answer Link

Otras preguntas

The power to collect taxes is an example of
What is the solution of this compound inequality?  5 < 2 - 3y < 14
What mistake does Odysseus make? A. He opens Aeolus's bag. B. He refuses to share any of the treasures. C. He trusts his crew. D. He falls asleep.
An asset would be debited and a liability would be credited ig yhe business?
Who are all the messengers and prophets of Allah?
interpret in words the notation P(x>2) interpret in words the notation P(x=2)
Simplify square root of 5 open parentheses 8 plus 3 square root of 6 close parentheses.
can someone please help me I am struggling to understand this problem!
Question from Campbell Biology Chapter 16: 57) The spontaneous loss of amino groups from adenine in DNA results in hypoxanthine, an uncommon base, opposite thym
Kristina has to deliver twenty 100-word marketing "blurbs" by the end of the week. Which of the following aspects of her project will be most challenging to mea