Melissa1031 Melissa1031

04-07-2015
Mathematics

contestada

Solve each quadratic equation. Show your work.

14. (2x – 1)(x + 7) = 0

Respuesta :

cclemeno cclemeno

04-07-2015

you need to set each factor to zero

2x-1=0
add 1 to both sides
2x=1
divide both sides by 2
x= 1/2

x+7=0
subtract 7 from both sides
x= -7

solution set is x= 1/2 and -7

hope this helps

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