1/x + 1/y = 8
x + y = 8
6/x + 12/y = 72n
        
             
        
        
        
Answer:
Idk
Step-by-step explanation:
 
        
             
        
        
        
<span>To solve for p:
3p – 6 > 21
</span><span>3p - 6 + 6 > 21 + 6 (add 6 to both sides)
</span><span>3p > 27
3p/3 </span><span>> 27/3 (divide both sides by 3 to get p by itself)
</span><span>p > 9</span>
        
             
        
        
        
Tax is 1.54
Including tax = 39.99
Excluding tax= 38.5
Hope this helps