cspyder90
4x^2 +21x=5 solve for x



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imranmeah91
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4x^2+21x+5=0
(4x+1)(x+5)=0

.Sam.
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4x^(2)+21x=5
4x^(2)+21x+5=0
(x+5)(x+(1)/(4))=0
(x+5)(4x+1)=0
x=5,1/4

apoorvk
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simplify and bring all terms to one side then split the middle term and factorise

bdurbin
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x= 5, 1/4