Seudónimo Seudónimo
  • 01-11-2019
  • Mathematics
contestada

HELP ILL GIVE YOU A BRAINLIS

{ 4x+y=5 3x+y=3 Use the linear combination method. (−3, 7) (2, −3) (0, 5) (0, −3)

Respuesta :

Favouredlyf Favouredlyf
  • 01-11-2019

Answer: (2, -3)

Step-by-step explanation:

4x + y = 5 --------1

3x + y = 3 ----------2

Subtract eqn 2 from eqn 1

x = 2

Put x = 2 in eqn 1

4*2+ y = 5

8 +y = 5

y = 5 - 8 = -3

Answer Link

Otras preguntas

Which explains why a gas does not have a fixed shape? a. The particles have very high speeds b. The particles are not compressible c. The particles are charged
Trail mix made for three people uses 3 cups of almonds, 1 cup of raisins and 1/3 cup of chocolate chips. If the same ratio of ingredients is used for twelve peo
3h2(g)+n2(g)→2nh3(g) what is the theoretical yield of ammonia, in kilograms, that we can synthesize from 5.25 kg of h2 and 32.7 kg of n2?
Based on molecular data, the split between apes and humans is thought to have occurred about ______ million years ago.
Why is the square root of two negative radicals multiplied not equal to that multiplication?
Arrange the events in chronological order. Tiles Supporters of Charles I, the Royalists, engaged in a civil war with the Roundheads, supporters of Parliament. C
Solve the given differential equation. all solutions should be found. dy/dx=x^8-8y/x
I don't know whats wrong, please help. It is the exact formula.
The height in cm was determined for three students enrolled in AP Biology. The data is as follows: 161 cm, 170cm, 160cm Calculate the standard error. * a. 9.75
I need to evaluate the derivative of the function and find the answer