Przekształć wyrażenia:
a) 3(2x+3)
b) -2(7-2y)
c)(2a+b)*(-5)
a) 6x+9
b)4y-14
c)-10a-5b
a) 3(2x+3)= 6x+9
b) -2(7-2y)=(-14)+4y
c)(2a+b)*(-5)=(-10a)+(-5b)
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a) 6x+9
b)4y-14
c)-10a-5b
a) 3(2x+3)= 6x+9
b) -2(7-2y)=(-14)+4y
c)(2a+b)*(-5)=(-10a)+(-5b)