elagoz elagoz
  • 02-10-2017
  • Mathematics
contestada

How can I solve this

How can I solve this class=

Respuesta :

Аноним Аноним
  • 02-10-2017
4 x^2 - 32 = 8x 
-8x             -8x

4x^2 - 8x - 32  = 0 

Factor the expression ...

4 ( x+2) ( x - 4) = 0 

Set the factors equal  to 0 ...

x + 2 = 0                 x - 4 = 0
   -2    -2                    +4    +4

x = - 2    or   x = 4
Answer Link

Otras preguntas

How is blood pressure in the body affected by exercise?
Which best explains a reason for great zimbabwe's rise to power?
If the Chief Justice of the Supreme Court is part of the majority, he or she gets to write the A- appeal B- opinion of the court C- law D- dissent
Anthony bought six pounds of fish for $13.80. based on that cost , how much would 2.5 ibs of the same fish cost?
solve the system of equation y=-3/2x-2 and 2x+y=4
What causes the wind to move
Tornadoes are common in areas of flat plains because _____.
what is this? What happened to openstudy? y=mx+b
Taylor buys 6 bus tickets. he pays for tickets with 20 dollar bill let c represent each cost of each ticket.
tlot-tlot in the frosty silience! tlot-tlot, in the echoeing night! Nearer he came and nearer! Her face was like a light! Her eyes grew wide for a moment; she d