Question

Let x = 20. Which expression has a value greater than 4x−10 ? A. 5x−30 B. 5x−100 C. 8(x−10) D. 5(2x−26)

Answer 1

4(20)-10=70

 8*(x-10)
8*10=80
so option c

Answer 2

C. 8*(x-10)=8(20-10)=80