24bogarb 24bogarb
  • 27-03-2020
  • Mathematics
contestada

8x + 2y = 80
4x + 2y = 52

Relax

Respuesta :

zoem24
zoem24 zoem24
  • 27-03-2020

Answer:   ( 7 , 12 )    x = 7, y = 12

Step-by-step explanation:

use the method of elimination

    8x + 2

-   4x + 2y = 52

    4x = 28

     x = 7

plug it back into one of the original equations

8x + 2y = 80

8(7) + 2y = 80

56 + 2y = 80

2y = 24

y = 12

(7, 12)

Answer Link

Otras preguntas

Find the missing angle. Round to the nearest whole degree.
AYOOO PLZ HELP ASAP!!!
Why is this statement considered a theme and not a plot summary? True friends will always be there for you when you need them. A It presents a conflict that ha
what is the meaning of life?
Plz help asap 10x^2+11x+3
Which circle has a center angle that measures 40 degrees
Which of the following represents the MOST common anatomic feature that complicates periodontal maintenance in a maxillary first premolar? A. Deep concavity on
Rachel Plant has ​$28,000 invested in stock A and stock B. Stock A currently sells for ​$20 a share and stock B sells for ​$80 a share. If stock B doubles in
Does anyone know this
Today you turned on your computer after being on vacation for a week. You see spinning white dots on a black screen. You decide that an update might be installi