October 2018 2 15 Report

Zad.22
Podaj współczynniki liczbowe wyrazów sum algebraicznych:
a) 6x + 3y =
b) 8ab - 2a +b =
c) -6m do kwadratu + m - 4n - mn

Zad.23
Wykonaj działania:
a) 6x + 15x=
b) -2x + 6x=
c) -8x + 3x=
d) -12a - 20a=
e) -3c - 2c - 20c=
f) -3t - 10 t + 11t=
g) -5t - (-4t)- 7t=
h) -k-k-(-k)+(-8k)=
i) -(-3m) - 2m + (-4m)=

Zad.24
a) 2x+y-x+4y=
b) 3x - 2 +14x=
c) 8x - 4 -15x - 7=
d) -5x + 3y - 6x - 13y=
e) 0,5x + 2,1y + 3,7x - 0,2y=
f) 1/3x - y - y - 2/3x=


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