Respuesta :

Answer:

4a - 40

Step-by-step explanation:

So you multiply both parts in the parenthesis the a and the -10 by 4

4a - 40

Answer:

4a - 40

Step-by-step explanation:

[tex]4(a-10)\\\\\boxed{4a-40}\\\\\left \{ {{4*a=4a} \atop {4*-10=-40}} \right.[/tex]

Hope this helps