# SOLUTION: I dont understand this. I thought I did and didnt get parallel lones. Determine which two equations represent parallel lines. (a) y =5/7 x + 3(b) y =-7/5x – 7(c) y = 2x + 12(d

Algebra ->  Algebra  -> Systems-of-equations -> SOLUTION: I dont understand this. I thought I did and didnt get parallel lones. Determine which two equations represent parallel lines. (a) y =5/7 x + 3(b) y =-7/5x – 7(c) y = 2x + 12(d      Log On

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 Algebra: Systems of equations that are not linear Solvers Lessons Answers archive Quiz In Depth

 Click here to see ALL problems on Systems-of-equations Question 109404: I dont understand this. I thought I did and didnt get parallel lones. Determine which two equations represent parallel lines. (a) y =5/7 x + 3(b) y =-7/5x – 7(c) y = 2x + 12(d) y = 2x – 3 Answer by stanbon(57347)   (Show Source): You can put this solution on YOUR website!c and d both have slope = 2, so they are parallel lines. Cheers, Stan H.