Answer:
Step-by-step explanation:
we can only take common factor
18 and 12 have 6 as a common factor
in variables we have
and so we see clearly that it is
so we have
as far as you can go
x - c/2 = -3 c/2
Add c/2 to each side of the equation:
x = -2 c/2
Simplify the fraction on the right side:
<u>x = -c</u>