jheredia0015 jheredia0015
  • 11-12-2021
  • Mathematics
contestada

x = 16 - 4y
3x + 4y =8
substitution method

Respuesta :

tinybooyah
tinybooyah tinybooyah
  • 11-12-2021

Answer:

i think x = -4, y = 5

Step-by-step explanation:

x = 16 - 4y

3x + 4y = 8

3(16 - 4y)+4y = 8

48-12y+4y = 8

48-8y = 8

48-8 = 8y

40 = 8y

5 = y

so

x = 16 - 4y

x = 16 - 4(5)

x = 16 - 20

x = -4

Answer Link

Otras preguntas

why is the a shell considered to be biotic
To meet demand, hunters kill how many buffalo a day?
3r+n^2-r+5-2n+2 simplify
Which of the following geographical features most affects the dry climate of Chile? A.Mountains B.rain forest C. Grasslands D. Atlantic Ocean
Some people feared that the acquisition of new territory in the Mexican Cession would A. make the issue of slavery worse. B. create problems with Mexico. C. lik
What problem did the Treaty or Guadalupe Hidalgo resolve
Lois made a dish with 6 1/2 cups of pasta. One serving of the pasta is 0.2 cups. How many servings of pasta were in the dish Lois made? A. 31 2/3 B. 9 C. 24 D.
express the missing divisor using a power of 10. Explain your reasoning using a place value model. a. 5.2 ÷ ___ =0.052    b. 7,650÷__ =7.65
Why did small states fear Virginia plàn
What were the three requirements of the Homestead Act if someone wanted to take advantage of its offer?