SOLUTION: 4a+7b=-37 8a+3c=-20 6b+3c=-6

Question 907374: 4a+7b=-37
8a+3c=-20
6b+3c=-6
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
ordered triple (-4, -3, 4)
8a+3c=-20
6b+3c=-6 |multiplying thru by -1 to eliminate the c variable
8a - 6b = -14
4a+7b=-37 |multiplying thru by -2 to eliminate the a variable
-20b = 60
b = -3 and a =-4 and c = 4

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