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Cum se rezolva ecuatiile??
a)X+1,37=4,3
b)X-5,56=7,3
c)X:1,37=4,3


Răspuns :

x=4.3-1.37
x=7.3+5.56
x=4.3 inmultit cu 1.37
a)x+1,37=4,3
x=4,3-1,37
x=2,93

b)x-5,56=7,3
x=7,3+5,56
x=12,86

c)x:1,37=4,3
x=4,3×1,37
x=5,891