Respuesta :

factor
16=2 times 2 times 2 times2
40=2 time 2 times 2 times 5
common is
2 times 2 itmes 2=8
reverse distribute
ab+ac=a(b+c)
16x+40y=8(2x+10y)

8(2x+10y)

Answer:

8(2x+5y)

Step-by-step explanation:

i used s y m b o l a b *hope this helps :)