Answer:
Step-by-step explanation:
<h3>
Answer: Choice D) </h3>
Work Shown:

We must require that
and
to avoid having 0 in the denominator. This is why choice D is the answer.
The answer is 5.
you can turn it into a fraction ratio (6 over 15 is equal to 2 over c) and then cross multiply
Answer:
Step-by-step explanation:
Here you go mate
Step 1
10=3c-2 Equation/Question
Step 2
10=3c-2 Simplify
10=3c-2
Step 3
10=3c-2 Add +2
3c=12
Step 4
3c=12 Then you divide the exponents by 3
answer
c=4
Hope this helps