Answer:

Step-by-step explanation:
 
        
             
        
        
        
The answer is:  " x = 11 ¼ "  ; or write as:  " x = 11.25 " .
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Explanation:
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  (40*9) ÷ (4*8) = x  ;  Solve for "x" ;
(40 * 9 = 360) . 
(4 * 8 = 32) .
(360) ÷ (32) = 45/4 = 11 ¼  ; or write as:  11.25 .
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Either X or Y is negative. One has to be
        
             
        
        
        
The answer is -(3x+1)(x+5)