Question

17-2c for c = 7 what is the answer

Answer 1

17-2c for c=7

Replace c by its number

17-2(7)

17-14

= 3

I hope that's help !

Answer 2

Simply substitute the 7 in for c in the equation then solve...

17 - 2c =
17 - 2 (7) =
17 - 14 = 3