78, because you have to do the inverse operation so 80/2= 40 then 40-1= 39 and 39*3 = 78
Answer:
2.486
3.1734
4.726
5.1350
6.canot see number in picture
7.864
8.54
Step-by-step explanation:
Answer:
d/dx ( 32x - 5)
Step-by-step explanation:
i think this is right please tell me if its not
