Question

Combine the like terms to create an equivalent expression: {-5+(-5r)+10}−5+(−5r)+10

Answer 1

Answer:

10(1-r)

Step-by-step explanation:

{-5+(-5r)+10}-5+(-5r)+10

{-5-5r+10}-5-5r+10

-5-5r+10-5r-5+10

-10+20-10r

10-10r

10(1-r)