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3y squared+14y=5.... solving quadratic equations by factoring
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paige043

by paige043 at December 23, 2009

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3y^2 + 14y = 5 3y^2 + 14y - 5 = 0 3y^2 + 15y - y - 5 = 0 (3y^2 + 15y)...Group A 3y(y + 5) (-y - 5)...Group B -1(y + 5) (3y - 1) (y + 5)
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mathguy mathguy December 24, 2009

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3y^2 + 14y = 5 3y^2 + 14y - 5 = 0 3y^2 + 15y - y - 5 = 0 (3y^2 + 15y)...Group A 3y(y + 5) (-y - 5)...Group B -1(y + 5) (3y - 1) (y + 5) 3y - 1 = 0 3y = 1 y = 1/3 y + 5 = 0 y = 5  
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mathguy mathguy December 24, 2009

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