Respuesta :

Distributive property means that we can take factor in from of parenthesis.
2l+2w=2(l+w)
The number is not changed, because factor can be easily multiplied by every argument in front of parenthesis.
funisalwayshere
You can do 21+(2*w) because 2w is equal to 2*w

FYI *=MultiplicationÂ