SOLUTION: use the elimination method to solve the system of equations a+6b=14 a+3b=5

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Question 688576: use the elimination method to solve the system of equations
a+6b=14
a+3b=5
Answer by unlockmath(1688) About Me  (Show Source):
You can put this solution on YOUR website!
Hello,
With this, multiply the second by -1 to get:
a+6b=14
-a-3b=-5
Add these to get:
3b=9
Divide by 3:
b=3
Plug 3 into either equation above and we find:
a=-4
Make sense?
RJ
www.math-unlock.com