Remark
I'm going to interpret this equation as
D = ut + kt² The only difference is the 2.
Solution
Subtract kt² from both sides.
D - kt² = ut Now divide by u on both sides.

The t's cancel out. on the right. You are left with u on the right.

The next number would be 8+13 = 21
Answer:
hope this helps. Happy Holidays
Answer:
i think it is b Because of how the lines are kinda bent