Respuesta :

Solving for b:

[tex]\begin{gathered} 5(3b+5)-10=45\rightarrow5(3b+5)=35 \\ \rightarrow3b+5=7\rightarrow3b=2\rightarrow b=\frac{2}{3} \end{gathered}[/tex]

Thereby,

[tex]b=\frac{2}{3}=0.66[/tex]