Question

(14x3:6+a):2+(60:2:6+500:100)=17

Answer 1

(14x0,5+a):2+(30:6+5)=17
(7+a):2+(5+5)=17
(7+a):2+10=17
(7+a):2=17-10
(7+a):2=7
7+a=7:2
7+a=3,5
a=7-3,5
a=3,5