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Mathematics 9 Online
OpenStudy (anonymous):

20d^2+50d+30=0

OpenStudy (anonymous):

To factor this, let's first take out the 10 2d^2+5d+3=0 Next, we multiply 3 by 2 d^2+5d+6=0 We factor next (d+3)(d+2)=0 Next we divide by 2 (2d+3)(d+1) That's the answer.

OpenStudy (anonymous):

thanks!

OpenStudy (anonymous):

You're welcome

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