Respuesta :

Answer:

b=5

Step-by-step explanation:

10 = -2b + 4b

Combine like terms

10 = 2b

Divide each side by 2

10/2 = 2b/2

5 = b

[tex]\huge\boxed{\underline{\bf \: Answer}}[/tex]

[tex] \sf \: 10 = - 2b + 4b \\ \sf \: 10 = 2b \\ \sf \: \frac{10}{2} = b \\ \sf \: 5 = b[/tex]

The value of b is [tex]\boxed{\underline{\bf \: 5}}[/tex]

Hope it helps.

RainbowSalt2222