pedromatinho9 pedromatinho9
  • 03-04-2020
  • Mathematics
contestada

Solve simultaneous equation
X-2y=1
2x-y=2

Respuesta :

Officialalehpeter
Officialalehpeter Officialalehpeter
  • 03-04-2020

Answer: x=1,y=0

Step-by-step explanation:

X-2y=1.....equation 1

2x-y=2.....equation 2

X=1+2y.......equation 3

Substitute equation 3into 2

2(1+2y)-y=2

2+4y-y=2

2+3y=2

3y=2-2

3y=0

Y=0/3

Y=0

Substitute for y=0 in equation 1

X-2y=1

X-2(0)=1

X-0=1

X=1

X=1 & Y=0

Answer Link
keliyalong82 keliyalong82
  • 03-04-2020

Answer:

x=1

y=0

Step-by-step explanation:

Answer Link

Otras preguntas

Which word carries the most negative connotation? A - slippery B -slimy C - slick D - smooth
What is x2 + 6x = x2 – 6x as a system? A.) y = x2 + 6x y = x2 – 6x B.) y = –x2 + 6x y = x2 – 6x C.) y = –x2 – 6x y = x2 – 6x And can you pleas
Why do you think you were not able to determine the correct name brand product? Why do you think it is okay for one to purchase non-name brand products as a ben
a number n divided by 4
does areolar tissue undergo mitosis?
What two groups were involved in a major religious controversy during the 1920s?
Help me please,Thanks
A pyramid has a height of 5 in. And a surface area of 90in squared. Find the surface area of a similar pyramid with a height of 10in. Round to the nearest tenth
What is an executive order of the president?
The second continental congress appointed george washington to head the colonial army and signed the to formally break with england.