A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 5 years ago
I have another question just like my other one but i dont know how to do this one, Find the solution to each system by the addition (elimination) method....4s5t=18;6s+10t=8
anonymous
 5 years ago
I have another question just like my other one but i dont know how to do this one, Find the solution to each system by the addition (elimination) method....4s5t=18;6s+10t=8

This Question is Closed

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0ok so how did you do that please explain?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0multiply ur first eqn by 2 and then add it to the second one..ull eliminate the s variable

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0so like this 2(4s)2(5t)=2(18), 8s10t=36, 6s+10t=8 8s10t=36 14s=28 s=14/28=.5

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0thats the approach...make the coefficient of one variable the same by multiplying it with a constant..and then eliminate it by adding or subtracting
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.