October 2018 2 21 Report

Hej. Poprose o rozw z obliczeniami.

1.Ewa za ołówek i 2 zeszyty zapłaciła 8zł. Adam za dwa ołówki i 3 zeszyty zapłacił 13zł. Jaka cena jest długopisu a jaka zeszytu.(równania dział)

2. Wskaż wszystkie poprawne dokończenia zdania.

a) 3(2x+6)=5x+16

b) 3x+4=2x

c) 4x-3=5x-1

d) 3(2x+6)=5x-3

3.Połacz każde równanie z rozwiązaniem.

1. 2x-3=x+2 A= -3

2. 5(3X+1)=4(4x+2) B= 5

3. 3x-4=2x+6 C= 10

4. 4(3x-5)=10x-18 D= 1

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