-4(2n+7)-8n-7 hahdjxuffs

-4(2n + 7) - 8n - 7

First, expand. / Your problem should look like: 
Second, gather the like terms. / Your problem should look like: 
Third, simplify -8n - 8n to get -16n. / Your problem should look like: 
Fourth, simplify. / Your problem should look like: 

 -16n - 35

Dis the solution here