Answer:
8y-4
Explanation:
Combine Like Terms:−2y+−2y+1+1+6y+6y+4+4+−7+−7=(−2y+−2y+6y+6y)+(1+1+4+4+−7+−7)=8y-4
So what I did here was seperate the varibles and numbers! Make sure to keep track of the signs...
+ and - = -
+ and + = +
- and - = +
Please try these problems before asking them!