October 2018 2 15 Report

4. Rozwiąż równania:

a) -5+x=10 I+5 x-34=-35 4x=3x-5

x=15 ........... .........

b) 64+2x=44+x 3-x=-2x 4+3x=2+2x

.............. .......... .............

.............. .......... .............


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