Two equations and their graphs are given. Find the intersection point of the gra

label Algebra
account_circle Unassigned
schedule 1 Day
account_balance_wallet $5

Two equations and their graphs are given. Find the intersection point of the graphs by solving the system.
 
x + y = 4
2x + y = 9
(xy) = 
  
Apr 20th, 2015

y=4-x by equation 1. Substituting in 2, 2x+(4-x)=9, 4+x=9, x=5. Thus by equation 1, y=-1. (x,y)=(5,-1)

Apr 20th, 2015

Did you know? You can earn $20 for every friend you invite to Studypool!
Click here to
Refer a Friend
...
Apr 20th, 2015
...
Apr 20th, 2015
Jun 29th, 2017
check_circle
Mark as Final Answer
check_circle
Unmark as Final Answer
check_circle
Final Answer

Secure Information

Content will be erased after question is completed.

check_circle
Final Answer