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Mathematics 17 Online
OpenStudy (anonymous):

9y^2-42y=49=0

OpenStudy (anonymous):

wrong equation. You have a mistake in a "="

OpenStudy (anonymous):

the 1st= is a +

OpenStudy (anonymous):

9y^2-42y+49=0 y = 7/3 it's a double zero

OpenStudy (travis):

assuming this is 9y^2-42y+49=0, (3y-7)^2=0 so y = 2.33333

OpenStudy (anonymous):

when i said double zero i meant double root

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