The final steps is to review your results.
This means that you have to check if the results meet the original requirements or statements.
Ideally, you should try to solve the same problem by a second method, and/or you should substitute the results into the given relationships given in the problem statement to chek coherence of your results.
Then the answer is option b.
12 * 20% = 12 * 0.20 = 2.4 hours
It will not last his entire shift.
There are 1000 milligrams in a gram (milli: 1/1000). Multiply 1000 by 5 g.
Final answer: 5000 mg.
(-2,-3)
It is just a matter of subbing ur points into the equation to see if it is true.
not a solution :
-3x = 4y - 6
There are many pairs you could do, but I'm going to choose this one:

You can multiply them together, and get (that's how you know if they are factors):

Hope this helped!