Pretty sure it would be 5x u less theres more to the problem
Answer:
9
Step-by-step explanation:
Mhmmmmmm like 13 because 10+3 is 13 and #brain
It looks like it counts up by 2 when adding. so add 4, then add 6, then add 8, then add 10, etc. to find the output you simply add 2 more than the last time you added, to find the input, you subtract 2 more than last time. hope this makes sense haha.