loishsu7986 loishsu7986
  • 03-08-2018
  • Mathematics
contestada

What is the value of b in the equation 3b + 2(b − 1) = 8?
2
5
8
10


Would this be 2?

Respuesta :

sarajevo
sarajevo sarajevo
  • 03-08-2018

The given expression to simplify is

[tex] 3b + 2(b-1) = 8\\
\\
[/tex]

open the bracket we get

[tex] 3b+2b-2=8\\
\\
5b-2=8\\
\\
\text{Add 2 on both the sides we get}\\
\\
5b-2+2=8+2\\
\\
5b=10\\
\\
\text{Divide on both the sides by 5 we get}\\
\\
b=2\\
\\
\text{Hence the value of }b=5\\ [/tex]

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