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Mathematics 17 Online
OpenStudy (anonymous):

Can anyone help me? Solve x2 + 9x + 20 = 0. (4 points) x = 2, x = 10 x = -2, x = -10 x = -5, x = -4 x = 5, x = 4

OpenStudy (anonymous):

9x=5x+4x

OpenStudy (anonymous):

make factors

OpenStudy (anonymous):

factors?

OpenStudy (bee_see):

think like this. what two numbers add up to 9 and equal 20 if you multiply them?

OpenStudy (bee_see):

5 and ???

OpenStudy (anonymous):

oh sorry

OpenStudy (bee_see):

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