OpalLeFay
OpalLeFay OpalLeFay
  • 25-04-2018
  • Mathematics
contestada

Simplify

6 - 2[3( x + 1 ) - 5]

Respuesta :

hpsramiyahfield hpsramiyahfield
  • 25-04-2018
6 - 2 ( 3 (x + 1) - 5 ) 

= 6 - 2 (3 * x + 3 * 1 - 5) 

= 6 - 2 (3x + 3 - 5) 

= 6 - 2 (3x - 2) 

Now the outer brackets: 

= 6 - 2 * 3x - 2 * - 2 

= 6 - 6x + 4 

= -6x + 10. 

I hope that helps. :) 
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