August 2018 2 11 Report
Rozwiąż równania i sprawdź swoje rozwiązania.

a) 8x+5=7x
b)7n+2=6n-3
c)-x+25-2x-2
d)-9z-7- = -z-6
e)25m-3=24m-4
f)-s+15=4s-14
g)17y+28=19y+27
h)8k-19=-8k+19

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