Homework Help: Math

Posted by tootles on Friday, February 8, 2013 at 4:09pm.

solve by the elimination method 5u+3v=-17, 2u+v=-7 would there be a solution or not?

Math - Steve, Friday, February 8, 2013 at 4:26pm
since the lines have different slopes, they must intersect at a point somewhere.

5u+3v = -17
6u+3v = -21

now subtract one from the other to make the v's go away, and solve for u.

Then plug u back in to get v.

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