goodmanlaila04 goodmanlaila04
  • 16-10-2018
  • Mathematics
contestada

How do you go all the way through with
12b-4 = 12+2(b+1). I dont know where i keel messing up. If i am.

Respuesta :

naomi479xx
naomi479xx naomi479xx
  • 16-10-2018
12b - 4 = 12 + 2(b+1)

2 × b = 2b

2 × 1 = 2

12b - 4 = 12 + 2b + 2
+ 4 +4

12b = 12 + 2b + 2 + 4
-2b -2b

10b = 12 + 2 + 4

10b = 18
÷10 ÷ 10

b = 1.8

There you go! I really hope this helped, if there’s anything just let me know! ☻
Answer Link
yuritzyarteaga1
yuritzyarteaga1 yuritzyarteaga1
  • 16-10-2018

12b - 4 = 12 + 2(b + 1)

12b - 4 = 12 + 2b +2

12b - 4 = 14 + 2b

      + 4 =+ 4


12b = 18 + 2b

-2b =      -2b


10b = 18

----- = ----

10       10

b = 1.8

answer: 1.8

Answer Link

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