Answer:
b=r/10 -a
Step-by-step explanation:
 
        
             
        
        
        
The first number is 5 and the second number is 7
        
             
        
        
        
Example: 2x + 6 < -8
There's 2 steps to solve this one.
2x + 6 < -8
Subtract 6 from both sides
2x < -14
Divide both sides by 2
x< -7
        
             
        
        
        
<h3>47 × 63 = <u>2961</u></h3>
<h3>... Hope this will help... </h3>
<h3>U can also verify the answer using a calculator </h3>