brimustachep0wkt2
brimustachep0wkt2 brimustachep0wkt2
  • 13-12-2017
  • Mathematics
contestada

Solve using elimination?

Solve using elimination class=

Respuesta :

kylierae514
kylierae514 kylierae514
  • 13-12-2017
y-x=3
-y-4x=2 (I multiplied this equation by -1 so when I add I can eliminate a                            variable.) 
Now add them together. 
-5x=5
x=-1 now plug in x to solve for y
-y-4(-1)=2
y=2 so your answer is    (-1,2)




Answer Link

Otras preguntas

The cytochrome oxidase test is used primarily for the identification of
Would you please help me? Thanks.
Which of the following is the main disadvantage of using shells as money instead of coins?portability
Where did science and mathematics flourish during Middle Ages
Solve 2/3 x 14/6 show work..........
What is the internal energy of 2.00 mol of diatomic hydrogen gas (H2) at 35°C? I think the formula is (5/2) (NRT) but I'm not sure If i am supposed to multiply
Si un descuento de 20% de significa que por cada $100 de compras des cuenta $20 ¿Qué significan los descuentos de 10% de 25% y de 50%?
How did Justinian unite the Byzantine empire? Select all that apply. He adopted a uniform legal code for the empire. He enacted an annual census to keep accurat
What is 1000mm=. m What is 65mm=. m What is4.92m=. m What is 3mm=. m
What three ideals are mutually dependent and guide the conduct of every soldier?