Postalpam Postalpam
  • 13-12-2020
  • Mathematics
contestada

8x plus 8y equals 8. 8x plus 2y equals 28. Find x and y

Respuesta :

Аноним Аноним
  • 13-12-2020

Answer:

x,y = 13/3, -10/3

Step-by-step explanation:

8x+8y=8

8x+2y=28  Subtract eq1 by eq 2

6y=-20

y=-20/6 y = -10/3

8x - 80/3=8

8x=34 2/3

x=4 1/3

x=13/3

Hope this helps plz hit the crown :D

Answer Link
whitelight809
whitelight809 whitelight809
  • 13-12-2020

Answer:

x = 13/3 y = 10/3

Step-by-step explanation:

8x+8y = 8

8x + 2y = 28

y = 14 - 4x make y = 1 by dividing all by 2

8x + 8 ( 14- 4x ) = 8 substitute

8x + 112 - 32x = 8

-24x = -104

x = 13/3

y = -10/3

Answer Link

Otras preguntas

HELP!!!!!! Read this excerpt from the story: Among the newcomers were two young men, one of handsome presence with a bold, frank countenance and manner; the ot
How to do 16 a and b plz help help
Lily swims a 100-meter race. She swims the first half in 27.8 seconds. She swims the second half and 30.12 seconds. About how long does it take Lily to swim the
How do you solve this?
Who were some of the main women involved in the push for equality for women in the 19th century?
Suppose that an individual has a body fat percentage of 12.8 and weighs 183 pounds. How many pounds of his weight is made up of fat? Round your answer to the
What is the primary source of energy in a food chain 1.oxygen 2.sun 3. Carbon dioxide 4.water
Which element is a metal? A. chlorine B. magnesium C. sulfur D. sodium
(3x+5)(2x-3)=6x^2 +x-15
Who sent the settlers to Virginia