Respuesta :

[tex](3\cdot5)+(6\cdot5)=(16\cdot5)-5x[/tex]

We have the above equation and we must solve, the only unknown is "x", we must solve the mathematical operations and then clear "x"

[tex]\begin{gathered} 15+30=80-5x \\ 5x=80-45 \\ x=\frac{35}{5} \\ x=7 \end{gathered}[/tex]

The answer is x=7