7: has a value of 7 hundreds (or 700)
5: has a value of 5 tens (or 50) 
6: has a value of 6 ones (or 6)
5 has a value of 50 or five tens 
I believe you would draw this by drawing something that looks like place value blocks. I have attached an example of that. In the ones column, you will have 6 single blocks
 
        
        
        
4x+12y=48
12y=48-4x
Y=4-3x
Steps
1.subtract 4x to the other side
2.divide 12 to all numbers
Answer is : y=4-3x
        
             
        
        
        
Answer:
-1/3 1/4 answers b
Step-by-step explanation:
 
        
             
        
        
        
Answer:
x = 24
Step-by-step explanation:
10(x+12)=15x  (Given)
10x + 120 = 15x (Distributive property of equality)
-5x = -120 (Subtraction property of equality)
x = 24 (Division property of equality)
 
        
                    
             
        
        
        
Answer:
49
Step-by-step explanation:
64- 15 = 49
Hope that this helps you and have a great day