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Mathematics 12 Online
OpenStudy (anonymous):

WILL MEDAL! How do you know when an equation has no solution, just one solution, or an infinite number of solutions? Please help me understand

TheSmartOne (thesmartone):

It has no solution when the two lines are parallel. It has one solution when the two lines intersect at one point. It has infinitely many solutions when the two lines are the same when graphed.

TheSmartOne (thesmartone):

I see no way to answer this question without giving a direct answer .-.

TheSmartOne (thesmartone):

@iliana

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