Question

Simplify 20 + (2 + r).

r + 22
22r
20r

Answer 1

its 22+r because 20+(2+r) is basically 20+2+r

Answer 2

when the question is 20(2+r) than the answer will be 40+20r which is different

Answer 3

I thought you had to simplify what is in the parenthesis first

Answer 4

you usually do but in this case there is nothing in the parenthesis for you to simplify

Answer 5

Oh okay. Thank you for explaining:)

Answer 6

no problem glad to help :)