Respuesta :

Answer:

5(2a - 5 + b)

Step-by-step explanation:

I factored out a 5 from all of the terms.

Answer: 5(2a-5+b)

Step-by-step

first find the greatest common factor of 10,25,5

Which is 5 10a-25+5b

5(10a/5 -25/5+5b/5)