Time remaining:
Solving system of equations by elimination

Algebra
Tutor: None Selected Time limit: 1 Day

5x+y=9

10x-7y=-18

Apr 25th, 2015

5x+y=9

10x-7y=-18

multiply equation (1) by 7

35x+7y=63

10x-7y=-18

now adding 2 equations.....

45x=45

x=1

substituting in equation 1

5+y=9

y=4

solution to the problem is x=1 and  y=4


Apr 25th, 2015

Thank you! I'm so confused on this thank you again

Apr 25th, 2015

best me than

Apr 25th, 2015

Thank you for answering my question, I really appreciate it.

Apr 25th, 2015

pay for it than

Apr 25th, 2015

U should best me and pay if u like the solution....

studypool rules

Apr 25th, 2015

I can't, I only need help with my homework. I would pay for it but I don't got money so I'm doing free question 

Apr 25th, 2015

Ok but next time You should pay.

Apr 25th, 2015

Ok.... Now I feel bad I should pay you...

Apr 25th, 2015

Did you know? You can earn $20 for every friend you invite to Studypool!
Click here to
Refer a Friend
...
Apr 25th, 2015
...
Apr 25th, 2015
Dec 8th, 2016
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