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

Tatum weighs 47.39 kilograms.What is is her mass rounded to the nearest whole number?A.50 KilogramsB.48 KilogramsC.47.4 KilogramsD.47 Kilograms
George has a small coin collection.  He has collected 16 gold coins, 28 silver coins, 32 copper coins, and4 bronze coins. At a flea market, George sells 15% of
Can you make this into an algebraic expresion
A sighting from sea level to the top of a lighthouse was 60°. The lighthouse is known to rise 180 feet above sea level. What is the distance (to the nearest foo
what were some of the problems that led to the rise of dictators in germany ,italy ,and japan?
What is 9-4(2p-1)=45?
If a+b=6 and a-b = 4, what is the value of 2a + 3b?
Which of the following factors does not favor a change in gene frequency and, therefore, evolution? (A) large populations (B) mutations (C) emigration (D) genet
does gas have as definite or indefinite volume
You hear a thunder 3 seconds after you see lightning. How far away is the storm?