I'm assuming that you mean

because if you meant

then u would simplify and you couldn't make it the subject.
Under this assumption, we start with

We multiply both sides by 

We expand the left hand side:

We move all terms involving u to the left and all terms not involving u to the right:

We factor u on the left hand side:

We divide both sides by 

Answer:
43.01
Step-by-step explanation:
Answer: ok LOL thx XD
Step-by-step explanation: BRAINLIEST PLS
Half of 5.00 is 2.50, I suppose the 50 is the X in the situation, I don't have a graph to work on sorry I tried to help as much as I can.
Answer:
13
Step-by-step explanation:
divide 150 by 12
the answer is 12.5
round 12.5
;)