When you divide 287 by 68, when it is not rounded, you will get 4.22058823529... (repeated decimal), but when you round it, you can either get the following: 4.22, 4.2, or 4 (choose which ever you want to pick out of these rounded forms.)
Hope this helped!
Nate
Answer:
.78 x = 42
x = 42 / .78
The number is 53.8461538462
Step-by-step explanation:
d
a
b
those 3 r true
i promise if wrong let me know
(10,5) would make the equation correct