SOLUTION: Solve the equation. 36d^2+42d+10=0

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Question 648909: Solve the equation.
36d^2+42d+10=0
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

Solve the equation.

36d^2+42d+10=0

factoring

(6x + 2)(6x + 5) = 0 , x = - 2/6 =  -1/3  or x = -5/6

check factoring using FOIL

F	First terms

O	Outside terms

I	Inside terms

L	Last terms

and..

36%2A%281%2F9%29+%2B+42%2A%28-1%2F3%29+%2B+10+=+4+-14+%2B+10+=+0

36%2A%2825%2F36%29+%2B+42%2A%28-5%2F6%29+%2B+10+=+25+-35+%2B+10+=+0