Răspuns :

AneeMlad0205id

Punctele b,c si f. Sper ca te am ajutat!

Vezi imaginea AneeMlad0205
b) x=4/7 - 3/7
x=4-3/7
x=1/7

c) 3/7 - 2/35=x
15/35 - 2/35 = x
15-2/35 = x
13/35 = x

f) x = 26/15-5/12+19/60
x=104/60 - 25/60 + 19/60
x= 104-25+19/60
x=79+19/60
x=98/60
x=49/30


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