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