Respuesta :

the answer is

-2x+8

hope this helps

(3x+10)-(5x+2) 

could be rewritten as

 3x+10
-(5x+2) 
-----------
and thus the work could be done more easily.  Combining 3x and -5x results in -2x, and combining 10 and -2 results in 8.  

Thus,

 3x+10
-(5x+2) 
----------
-2x + 8    (answer)

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