Determine which system below will produce infinitely many solutions.
−6x + 3y = 18
4x − 3y = 6
2x + 4y = 24
6x + 12y = 36
3x − y = 14
−9x + 3y = −42
5x + 2y = 13
−x + 4y = −6

ANSWERS

2016-04-22 16:49:01

3x - y = 14 -9x + 3y = -42...divide by -3 3x - y = 14...same as first equation....means same line...means infinite solutions answer is : 3rd answer choice

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