Question

Solve for a... u=k/a

Answer 1

First, to multiplying by a from the both sides. 

au=k

Secondly, to divide by u from the both sides.

au/u as a fraction, and it equals to k/u as a fraction.

it equals a=k/u.

Answer is A. a=k/u.

Answer 2

The answer is A it’s the only problem that solved for a