alfonso7guzman7 alfonso7guzman7
  • 03-10-2020
  • Mathematics
contestada

Subtitute 2x+y=7 and 3x-y=8

Respuesta :

taaaaan taaaaan
  • 03-10-2020
2x + y =7 (1)
3x-y=8 (2)

(1) + (2)

5x = 15
x = 3

Answer Link

Otras preguntas

How many atoms are in a casein molecule?
Need help with this pls!! (Show work pls)
HELP PLZZZZZ Consider the following data: Current (A) Resistance (Ω) 0.9 10 0.18 50 0.09 100 Which relationship is shown in this data? As you increase the curre
Molecules that make up living things contain carbon are called
can somebody explain this to me
There are three choices for a drink three choices for an entree and two choices for dessert find the total number of possible outcomes of ordering one drink one
The point (−6, a ) is on the line 3x − 5 y = 56 . Find a.
You are able to purchase one of the two different types of hay bales: cylinder shaped or rectangular shaped. The cylinder hay bale is 4 feet high and has a diam
Order the following in terms of decreasing atomic radius: Ba, Cs, Hf, Bi, Ta
Which of the following individuals influenced Hitler’s worldview? A. scientist Albert Einstein B. Vienna Mayor Karl Lueger C. Winston Churchill D. Paul von Hind