2
-362
0.5*38 = 19
It is 39.5km
38 subtracted by 15 = 23
383830 + 30 = 608 + 8 = 1660 + 16 = 76
It is 38/2.
Half of 64/38 = 16/19.
Half of 76 is 38
19
19
x + 12 = 38. Subtract 12 from 38, getting 26. The 12 goes away because you subtracted it. x = 26, it cannot equal ten.
Oh, dude, half of 38 is like 19. I mean, it's not rocket science, right? Just take 38, cut it in half, and you get 19. Easy peasy lemon squeezy.