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
Answer Link

Otras preguntas

Write an equation in slope-intercept form for the line with y-intercept 3 and slope 3/5.
help please and thank you
¿cuanto es 150% en una fracción?no se como aser esto. alguien me ayuda? que difícil , explica bien soy algo ruda mejor dicho muy ruda en eso​
If you rolled a die, what is the probability that you would roll an odd number
Describe the basic changes in the government of Athens
how do you write 0.94 as a fraction with this _on top of the 4
Which of the following is most likely to happen when energy is transferred to an object? A. The object will stay exactly the same. B. The mass of the object wil
what does kinetic molecular theory mean
I need really help please
Pls help need in 10 mins I’m Not sure it would mean alot