November 2018 2 9 Report

Jeśli obie strony równania \frac{x+3}{2} - \frac{x+4}{4} =2 pomnożymy przez 4, to otrzymamy równanie:

a) 2x+3-x+4=8

b) 2(x+3)-x+4=8

c) 2x+6-x-4=2

d) 2x+6-x-4=8


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