monkey36 monkey36
  • 04-09-2016
  • Mathematics
contestada

can someone help me do this ?how do i solve for Y

can someone help me do this how do i solve for Y class=

Respuesta :

apologiabiology
apologiabiology apologiabiology
  • 04-09-2016
7x+5y=20
move y by itself

7x+5y=20
minus 7x from both sides
7x-7x+5y=20-7x
0+5y=20-7x
5y=20-7x
divide both sides by 5
5y/5=(20-7x)/5
y=(20-7x)/5
y=(20/5)+(-7x/5)
[tex]y=4- \frac{7x}{5} [/tex]

Answer Link

Otras preguntas

I've put alot of work into this fan art and I'm curious to know what you guys think because I don't really feel to confident in it and hearing the thoughts of s
Evaluate 3|-4| ..............................................................................
Need help with this question
What advantage does a modern camera offer a pinhole camera
This phrase most closely matches the philosophy of: A:democracy. B:mercantilism. C:capitalism. D:communism.
What is the northerns reaction in the fugitive slave act??
Which of the following is a good indicator of a questionable exercise video? (A) rotates the use of various muscle groups (B) presents activities appropriate fo
What was the history of life on earth recorded in?
The largest social networking site to date is
The division and sharing of power between state and national governments is the principle of