joannasilvatrejo60 joannasilvatrejo60
  • 01-06-2022
  • Mathematics
contestada

7x + 2y = −12
3x + 4y = −24

Respuesta :

saumyaadhikari
saumyaadhikari saumyaadhikari
  • 01-06-2022

Answer:

x= 0 , y= 6

Step-by-step explanation:

multiplying 1st equation by 2 and subracting equation 2nd from 1st

14x + 4y = -24

- ( 3x + 4y) = - (-24)

11x = 0

so, x=0

keep x=0 in equation 2nd

3*0 + 4y = -24

y = -24 / 4

so , y = 6

Answer Link

Otras preguntas

percent increase from 86 to 150
What type of lifestyle did the Mongols live? A. pastoral nomadic B. hunter-gatherer C. agricultural D. sedentary
Mr Wallace took 600mg of medicine. This was 75% of the full dose. What was the full dose?
what is a person called when they move place to place
Who controlled the area of southern Italy prior to the unification of the country? A. Kingdom of the Two Sicilies B. Austrian Empire C. Papal States D. Kingdom
Which Byzantine empress shared power with Justinian and worked on behalf of women and the poor? A. Eleanor B. Alexandria C. Theodora D. Clotida
How are consumers classified?
leah has 3 fewer than 4 times as many DVD`s as sonia has. leah has 37 dvds. how many dvds does sonia have?
Which statement about President Kennedy is true? A. He visited the divided city of Berlin and gave a powerful speech about political freedom. B. He only appoint
Three times the square of a number if five less than sixteen times the number. What is the number?