February 2019 0 21 Report
Zad. 1 Oblicz:
a) -12 - 20a =
b) -3c + 2c - 20c =
c) -3t - 10t + 11t =
d) -5t - (-4t) - 7t =
e) -k - k - (-k) + (-8k) =
f) - (-3m) - 2m + (-4m)

Zad. 2 Zreduguj wyrazy podobne i zapisz w krótszej postaci:
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

Zad. 3 Zapisz w jak najprostszej postaci:
a) 5 (x - 2) + 2x =
b) -4 (2y + 1) + y =
c) 5y - 3 (y - 1) =
d) (12 - 4) : 4 + 1 + x =
e) -3 ( x - 7) - (x + 2) =
f) - (x + 2 - 3 (2x - 4) + 2 ( - 1) =
Daje NAJ

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