Answer:
42
Step-by-step explanation:
33+9=42
42-9=33
 
        
             
        
        
        
<span>150+10c+150-10c=1.5(15-c)(15+c)300=1.5(225-c^2)300=337.5-1.5c^2200=225-c^2c^2=25c=5speed of current=5 mph<span>
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Answer:
−3a+38
Step-by-step explanation:
i simplified the expression