chrisjames21212 chrisjames21212
  • 13-04-2018
  • Mathematics
contestada

Use the substitution method to solve the system of equations. 3x + y = 10 y = x – 2

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 15-12-2018

Answer:

(x, y) = (3, 1)

Step-by-step explanation:

The given expression for y can be used in place of y in the first equation.

... 3x +(x -2) = 10

... 4x = 12 . . . . . add 2

... x = 3 . . . . . . . divide by 3

... y = 3 -2 = 1 . . use the second equation to find y


Answer Link
alexasnelly
alexasnelly alexasnelly
  • 30-11-2020

Answer:

can confirm that (3,1) is the correct answer

hope you all have a nice day

Step-by-step explanation:

ape-x

Answer Link

Otras preguntas

3 An egg is thrown upward with an initial speed of 4 m/s. After 6 seconds, the egg's velocity is m/s
Charlie took a nap. He fell asleep at 11:25 AM and he woke up at 3:12 PM. How long did he sleep?
[tex]\sqrt{x} 180[/tex]
what are the answers to the 21 and 22 pages of the only grammar and style workbook you'll ever need
What happens to earnings in a cooperative?
why did el patron save matt’s brain in the first place
What is the formula of Sodium Sulfide? A) Na3S₂ B) NaS₂ C) Na₂S D) Nas
you deposit $4000 in an account earning 4% interest compounded quarterly. How much will you have in the account in 10 years
Can someone help me out with this question fast!?!?!
what is 6,389 divided by 27