Thx lolololoooopoooooooolol
        
             
        
        
        
V or x is something so if you add 9 to get 8 then you must subtract 9 from 8 to get -1 which would be your answer
        
                    
             
        
        
        
Answer:
150
Step-by-step explanation:
If you had 3 dollars plus the 10 your mom gave you would have 13. Then, if you dad gave you 30 that would be 43. Plus the 100 your aunt and uncle gave you would be 143. Plus 7 would be your answer of 150 
 
        
             
        
        
        
Answer:
$5.75
Step-by-step explanation:
Find the difference between the weeks as this will give you the difference hence the amount deposited each week
0->1 
is 12.00->17.75
diffrence is $5.75
1->2
is 17.75->23.50
diffrence is  $5.75
the amount saved each week is $5.75