Answer :

-17x + 5 = 17 + 5
-17x = 17 + 5 - 5
-17x =17 /:(-17)
x = -1
-17x+5 =17+5 Original equation
-17x+5 =22 Add like terms 
-17x=17 Subtraction Property of Equality
x=-1 Division Property of Equality