3(5-x)=3*5-3*x=15-3x
-2(x+1)=-2*x-2*1=-2x-2
7(x-y)=7*x-7*y=7x-7y
5(2x+3)=5*2x+5*3=10x+15
8(3x-20)=8*3x-8*20=24x-160
Pozdrowionka! ~Wika
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3(5-x)=3*5-3*x=15-3x
-2(x+1)=-2*x-2*1=-2x-2
7(x-y)=7*x-7*y=7x-7y
5(2x+3)=5*2x+5*3=10x+15
8(3x-20)=8*3x-8*20=24x-160
Pozdrowionka! ~Wika