rae4144 rae4144
  • 17-05-2019
  • Mathematics
contestada

-2x+5y=-2 x-3y=3 solve the system

Respuesta :

cblue8282 cblue8282
  • 17-05-2019

Answer:

y = -4, x = -9

Step-by-step explanation:

System: -2x + 5y = -2, x - 3y = 3

Multiply the second equation: 2x - 6y = 6

Elimination:

   -2x + 5y = -2

+   2x  - 6y = 6

            - y  = 4 --> y = - 4

Plug in: x - 3(-4) = 3

x + 12 = 3

x = -9

Answer Link

Otras preguntas

Evaluate log (base 9) 27. Can someone explain this one for me so i could do some tasks on my own?
which one of the following sentences contains a predicate adjective? A. I bought my lunch for the first tim this year. B. The teacher appeared angry when Dave
Kim and Courtney share a 16-ounce box of cereal. By dthe end of the week, kim has eaten 3/8 of the box, and Courtney has eaten 1/4of the box of cereal. What fra
1.30% of what number is 96? 2. 63 is 15% of what number?
How is the behavior of waves affected by a medium?
jack, jill and bill each carried a 48-ounce bucket full of water down the hill.  By the time they reached the bottom, jack's bucket was only 3/4 full, jill's wa
1.30% of what number is 96? 2. 63 is 15% of what number?
Calculate the number of moles 9.00 g of H2O 88.0 g of CO2 1.70 g of NH3
what were the ideals of the Renaissance and how did Italian artist and writers reflect these ideals
how to convert a scientific notation into percent??