a) (x+y-z)*3 б) 4*(m-n-p) в) -8*(a-b-c) г) (2x-y+3)*(-2) д) (3m-2n+p)*(-1) е) (a+5-b-c)*m
a) (x+y-z)*3=3x+3y-3z
б) 4*(m-n-p)=4m-4n-4p
в) -8*(a-b-c)=-8a+8b+8c
г) (2x-y+3)*(-2)=-4x+2y-6
д) (3m-2n+p)*(-1)=-3m+2n-p
е) (a+5-b-c)*m=am+5m-cm
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Answers & Comments
a) (x+y-z)*3=3x+3y-3z
б) 4*(m-n-p)=4m-4n-4p
в) -8*(a-b-c)=-8a+8b+8c
г) (2x-y+3)*(-2)=-4x+2y-6
д) (3m-2n+p)*(-1)=-3m+2n-p
е) (a+5-b-c)*m=am+5m-cm