A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 4 years ago
Solve this system of equations using the addition method.
x+y=12
xy=4 @Mathematic Solve this system of equations using the addition method.
x+y=12
xy=4 @Mathematic @Mathematics
anonymous
 4 years ago
Solve this system of equations using the addition method. x+y=12 xy=4 @Mathematic Solve this system of equations using the addition method. x+y=12 xy=4 @Mathematic @Mathematics

This Question is Closed

Hero
 4 years ago
Best ResponseYou've already chosen the best response.0Add the two equations togther; y is eliminated. Solve for x: 2x = 16 x = 8 y=4

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0o ok so like for x+y=3 and 2xy+0 i add x+2x which gives me 3x then i add yandy which gives me 0 and then 3 and 0 which is 3 so it would be 3x+0=3

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0that looks wrong i did sumthin wrong

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0what's x+x? what's y+(y)? what's 12+4? 2x+0=16 2x=16 divide by 2. x=8 plug the x back into one of the starting equations.
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.