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a) 2 (a+b) =
b) 3 (x+2y-6) =
c) -2 (x+4-y) =
d) x (2y-54) =
e) x (2x²-x+7)=
A
=2a+2b=
B
=3x+6y-18
C
=-2x-8+2yD
=2xy-54xE
=2x(kwadrat)-x(do kwadratu)+7x=7x+x(do kwadratu)
A=2a+2b=
B=3x+6y-18
C=-2x-8+2yD=2xy-54xE=2x(kwadrat)-x(do kwadratu)+7x=7x+x(kwadrat)
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A
=2a+2b=
B
=3x+6y-18
C
=-2x-8+2y
D
=2xy-54x
E
=2x(kwadrat)-x(do kwadratu)+7x=7x+x(do kwadratu)
A=2a+2b=
B=3x+6y-18
C=-2x-8+2y
D=2xy-54x
E=2x(kwadrat)-x(do kwadratu)+7x=7x+x(kwadrat)