Question

h ? e ? r = e
8 ? 5 ? 18 = 5

heres how its done, you must add, subtract or divide to make the answer 5
the question marks indicate the places you can put +,-,×,÷​

Answer 1

8 ? 5 ? 18 = 5

may be this

8 + 5 - 18 = -5 it will be -5

13 - 18 = -5