M5ozenfreeal M5ozenfreeal
  • 18-01-2017
  • Mathematics
contestada

If 2y - x = 8 , and 3x - y = 1, what is the value of x ?

Respuesta :

Аноним Аноним
  • 18-01-2017
Hello.

The answer to your question is 
x = 2
and y = 5

Have a great day!
Answer Link
apologiabiology
apologiabiology apologiabiology
  • 18-01-2017
order in ax+by=c form
-1x+2y=8 and
3x-y=1
cancle y's
multiply 2nd equation by 2
and add to first

-1x+2y=8
6x-2y=2 +
5x+0y=10

5x=10
divide both sides by 5
x=2

the value of x is 2
Answer Link

Otras preguntas

based on the vessels named pulmonary trunk and thyrocervical trunk and celiac trunk what does the term trunk refer to?
What did you say? is that sentence interrogative,possessive or relative?
What's does 5 times 2 equal
what is rock formed frommagma or lava when it cools is it sedimentary metamorphis or ignesous
Assuming that two cities are at the same latitude, which would probably have the milder climate, one along the ocean coast or one farther inland?
what is it called when the form of government in which citizens have the power?
Name four classes that belong to the phylum Arthropoda
During the 1930's the leaders of Japan, Germany, and Italy made war more likely by A)engaging in submarine warfare. B)refusing to join the League of Nations.
what are some pastime activities that start withG ?
1)why do we get electric shock while holding a live wire barefooted and not when wearing rubber shoes?