Answer:
-2
Step-by-step explanation:
2(8) - 3(6)
16 -18 = -2
If y = 8, then 2y = 8 times two, so 2y = 16
If k = 6 then 3k = 6 times 3, so 3k = 18
16 - 18 = -2
Hope this helps :)
