pineapplepenapplepen pineapplepenapplepen
  • 20-12-2016
  • Mathematics
contestada

-x + 5y = 20

12y = 2x + 60

Respuesta :

charstar
charstar charstar
  • 20-12-2016
-x+5y=20
5y=x+20
12y=2x+60
6y=x+40
x+20+y=x+40
-x from each side:
20+y=40
-20 from each side:
y=20

-x+5*20=20
-x+100=20
-100 from each side:
-x=-80
x=80

y=20
x=80

Hope this helps :)
Answer Link

Otras preguntas

why did a system of roads help the romans develop economically and politically?
What multiplies to make -10 and adds to make 11?
Ann works in a supermarket for $10.00 per hour. If her pay is increased to $12.00, then what is her percent increase in pay ?
What was the primary reason France sought to colonize North America?
Jim and Jesse had the same amount of $. Jim spent $58 to fill car and Jesse spent $37 on snacks. Afterward the ratio of Jim's to Jesses $ is 1:4. How much $ did
What is the distance between y=x-11 and y=x-7
Solve for s. y=sx+g.
(10ac-x)/11=-3 solve for a
What southeast city of Brazil is located near 23 degrees s and 43 degrees west?
Consider a sample space of three outcomes A,B,and C. Which of the following represent legitimate probability models?  A. P(A)=0.1, P(B)=0.1, P(C)=1  B. P(A)=0.2