Answer:
Your awnsers seem correct
Step-by-step explanation:
By my estimate all of your awnsers seems] correct :) sorry if I missenterperted what you wanted, but I didn’t see a question- so I checked your work.
 
        
                    
             
        
        
        
2 hundred thousands
5 ten thousands
3 thousands
7 hundreds
6 tens
1 ones
        
             
        
        
        
'justify your answer using complete sentences' means re-write your answer in a complete sentence. In other words, say your answer in a full and clear sentence. 
        
             
        
        
        
Answer:
t=-9
Step-by-step explanation:
2(2t-3)=6(t+2)
4t-6=6t+12
4t-6t=12+6
-2t=18
t=-9
 
        
                    
             
        
        
        
It is a constant. hope this helps