February 2019 0 10 Report
Proszę o pomoc!!
1 Oblicz:
a)2 1/5-1 3/4=
b)0,3*0,05=

2 Doprowadź do najprostrzej postaci:
4x-3(x-2)-12=

3rozwiąż równanie:
3x-5=2-4x

4zamień na sume:
(x+4)²=
(3-x)²=

5rozwiąż układ równań:

 \left \{ {{3x-y=1} \atop {x+2y=5}} \right. }


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