tellezmarian85 tellezmarian85
  • 02-02-2020
  • Mathematics
contestada

Identify the solution of the system, of equation, the intersection coordinates.
x+y=-6
6x-7y=42

Respuesta :

sam4040
sam4040 sam4040
  • 08-02-2020

Answer:

[tex](0,-6)[/tex]

Step-by-step explanation:

[tex]x+y=-6.........eq(1)\\\\6x-7y=42.....eq(2)\\\\7\times eq(1)+eq(2)\\\\7(x+y)+6x-7y=7\times (-6)+42\\\\7x+6x+7y-7y=-42+42\\\\13x=0\\\\x=0\\\\Substitute\ the\ value\ of\ x\ in\ the\ eq(1)\\\\0+y=-6\\\\y=-6\\\\Solution\ of\ the\ equation\ is\ (0,-6)[/tex]

Answer Link

Otras preguntas

n^2+7n+15=5 show work please
which state capital is north of 40 degrees north latitude: Frankfort, denver, salt lake city, or columbus?
why did the citizens of Richmond, Virginia feel upset about the actions at Fort Sumter ?
Which is an example of bivariate data?(1) age of students in a club(2) grade level and age of students in a school(3) type of lunch each student orders at schoo
Zoey made 6 3/4 cups of fruit salad for a picnic. At the picnic, they ate 1/3 of the fruit salad. How much fruit salad did they eat?
What are the possible values for x in the equation 4x^2 = 64(1) x=0        (2) x=4       (3) x=4,-4      (4) x=0,4,-4
What Is the Function of Alliteration in Literature?
Zoey made 6 3/4 cups of fruit salad for a picnic. At the picnic, they ate 1/3 of the fruit salad. How much fruit salad did they eat?
n^2+7n+15=5 show work please
you are building a birdhouse that will have a volume of 128 in^3. the birdhouse will have the dimensions shown a. write a polynomial that represents the volume