zad.1
a) 2b + 3+b-1 1/2=
b) 4x+y-x+2y=
c) 6x+y+2a+3x-2y-a=
d) -x-y-z+3x-y-x+2z=
e)5x+a-b+4a-8b+x=
wytłumaczcie to jak to trzeba zrobic okey !
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a) 3b+3 i 1/2
b) 3x + 3y
c) 9x - y + a
d) x - 2y +z
e) 6x + 5a - 9b
dodajesz np. x do x, y do y, a do a itp.