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avatar+1016 

Simplify.

(3x2−2x+2)−(x2+5x−5)

 Jan 11, 2018
 #1
avatar+103120 
+2

( 3x^2  - 2x  + 2  ) -  ( x^2 + 5x - 5 )  =   a negative outside a parenthese changes the signs on the terms inside

 

3x^2  - 2x   +  2   -  x^2  - 5x  +  5  =  combine like terms

 

3x^2 - x^2 - 2x - 5x  + 2 + 5  = 

 

2x^2  - 7x  + 7

 

 

cool cool cool

 Jan 11, 2018

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