a)
3(ab+2a)= 3ab+6a
b)
9(mn-2m)= 9mn-18m
c)
-3(x+7)= - 3x-21
Pozdrowionka! ~Wika
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a)
3(ab+2a)= 3ab+6a
b)
9(mn-2m)= 9mn-18m
c)
-3(x+7)= - 3x-21
Pozdrowionka! ~Wika