(3x-6y)-(5x-2y)= 3x-6y-5x+2y= - 2x-4y
-(k+n)-(3k+2n)+(5k-3n)=-k-n-3k-2n+5k-3n= k-6n
(4x+7y)+(3x-6y)=4x+7y+3x-6y=7x+y
Pozdrowionka! ~Wika
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(3x-6y)-(5x-2y)= 3x-6y-5x+2y= - 2x-4y
-(k+n)-(3k+2n)+(5k-3n)=-k-n-3k-2n+5k-3n= k-6n
(4x+7y)+(3x-6y)=4x+7y+3x-6y=7x+y
Pozdrowionka! ~Wika