Bardzo prosze o zrobienie ..:)
a) =-x+3y^2-3x= -4x+3y^2+10
b)= -2a-2a+3b-5
c)= z^2-2+2z^2 -7=3z^2-9
d)= 6x^2-3xy^2+3xy-6y
e)= -2x^2+xy-2y+x^2-4xy-2y=-x^2-3xy-4y
f)= -2x+6y+x-4y= -x+2y
g)= 3a-10b-2a-4b=a-14b
h)= 2k+3+3k+9=5k+12
i)=6a2^2
j)= 3mx
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a) =-x+3y^2-3x= -4x+3y^2+10
b)= -2a-2a+3b-5
c)= z^2-2+2z^2 -7=3z^2-9
d)= 6x^2-3xy^2+3xy-6y
e)= -2x^2+xy-2y+x^2-4xy-2y=-x^2-3xy-4y
f)= -2x+6y+x-4y= -x+2y
g)= 3a-10b-2a-4b=a-14b
h)= 2k+3+3k+9=5k+12
i)=6a2^2
j)= 3mx