Please factor 20x^2+11x-4=0

2 answers:

7 0

3 0

First factor 20x^2
(4x and 5x)
(4x-1)(5x+4)=0
4x-1=0
x=1/4
5x+4=0
x=-4/5

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Semmy [17]

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Damm [24]

The answer 5 (1/4) because if you add 1 and a quarter to it then that would make it 6 and a half

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sattari [20]

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