Homework Help: algebra

Posted by Joel on Tuesday, February 22, 2011 at 11:36am.

Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this.
-x – 8y = 43
4x + 32y = 172

algebra - Henry, Thursday, February 24, 2011 at 3:30pm
m1 = -A/B = 1/-8 = -1/8,
m2 = -4/32 = -1/8,

The solution is the point where the 2 lines intersect, but they have equal
slopes and are, therefore, parallel and
do not intersect. So there is no solution.

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