Question

v_{f}=v _{i}+at
solve for v _{i}

Answer 1

Subtract at from both the sides and tell me what did you get ??

Answer 2

im suppose to solve for vi

Answer 3

vf-at=vi

Answer 4

Yes..

Subtract both the sides by at...

Answer 5

Yes great..

Answer 6

Do you know you have solved for vi ??

That is your answer..

Answer 7

how would i solve for t

Answer 8

For that let us start from the start..

vf = vi + at

Right ??

Answer 9

yes

Answer 10

The variable you want to find should be on one side and other terms will be on other side..

For that:

You will separate vi from at..

You can do this by subtracting vi both the sides..

Answer 11

ok next

Answer 12

Tell me what did you get..

Answer 13

-vi+vf

Answer 14

And on right side ???

Answer 15

=at

Answer 16

Try to write the whole thing..

Answer 17

-vi+vf=at

Answer 18

So:

-vi + vf = at


Now divide by a both the sides..

Answer 19

And if you want to find a then you will divide both the sides by t..

Answer 20

is it this