June 2022 1 18 Report
1. Zredukuj wyrazy podobne:
a) .6m – (2m 2 + n) + (3m -2n – 5m 2 ) =
b) 1,3x – 0,4y – (0,2 +0,5y) – (1,7 – 0,2x) =
2. Przedstaw w jak najprostszej postaci:
a). (6x + 30y – 12 ) : 6 =
b). -x(2x + y) + 4y(x – 2y) =
c) x(x 2 + 3x – 5) – x 2 (2x – 1) + 12 =

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