Mathematics
KrissyC
35

Which of the following ordered pairs is a solution of the given system of linear equations? 6x+10y=42 x-y=-1

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(1) Answers
Allen860

6(-1+y)+10y=42 -6 + 6y + 10y = 42 -6 + 16y = 42                 +6 16y=48 y= 3 x-3=-1 x=2 6x + 10y = 42 6(2) + 10(3)=42 12 + 30 = 42 42 = 42 so the ordered pair is: (2,3)

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