Wykonaj Mnożenie: pomóżciee ,
a) 2(x+3) =
b) 5(3x-1)=
c) (-4) *(2a-b) =
d) -2(-4b + 3)=
e) (a+b) *(-4)=
f) (4 - 5x + 6y ) * 3 =
g) -3(3x - 2 ) =
h) -1(3x - y + 2 )=
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a) 2(x+3) =2x+6
b) 5(3x-1)=15x-5
c) (-4) *(2a-b) = -4(2a-b)= -(8a-4b)= -8a+4b
d) -2(-4b + 3)= -(-8b+6)=8b-6
e) (a+b) *(-4)= -(a+b)*4= -(a*4+b*4)= -a*4-b*4
f) (4 - 5x + 6y ) * 3 =12-15x+18y
g) -3(3x - 2 ) = -(9x-6)= -9x+6
h) -1(3x - y + 2 )= -(3x-y+2)= -3x+y-2