SOLUTION: use the elimination method to solve the system of equations. a + 6b = 6 a + 4b = 2

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Question 662596: use the elimination method to solve the system of equations.
a + 6b = 6
a + 4b = 2
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

a+%2B+6b+=+6
a+%2B+4b+=+2
___________________subtract
a+%2B+6b+-%28a+%2B+4b%29=+6-2
a+%2B+6b+-a+-+4b=+6-2
2b=+4
b=+4%2F2
highlight%28b=2%29

find a

a+%2B+6%2A2+=+6
a+%2B+12=+6
a+=+6-12
highlight%28a+=+-6%29