Question

3. The difference of a number and 7 is 21. (1 point)
A 21– 7 = n; n =14
B n + 7 = 21; n = 14
C n – 7 = 21; n =28
D 21 – n = 7; n = 14

Answer 1

(difference of Number and 7)=( n-7)=21
Hence C) n-7=21
               n=21+7
               n=28