Respuesta :

Given:

Total number of cub scouts is 20 and the number of scout is 10 more than 2 times the number of adult leaders.

Required:

We need to find the number of adult leaders.

Explanation:

Lets consider cub scouts as c and adult leaders as a so the

[tex]c=20[/tex]

and the formula for adult is

[tex]\begin{gathered} c=2a+10 \\ 20=2a+10 \end{gathered}[/tex]

simplify as:

[tex]\begin{gathered} 10=2a \\ a=5 \end{gathered}[/tex]

Final answer:

Number of adult leaders is 5