12k-2+6k
find like terms and put them next to each other
12k+6k-2
combine like terms
18k-2
C
The unit rate would be 11/2. Hope this helped.
Answer:
Step-by-step explanation:
so you will move constant to the right side and change the sign. 72x=223-7
then you will subtract the numbers 72x=223-7 and that will give you 72=216
then you will divide both sides by 72 and that will give you
- x=3 .
