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rezolvati ecuatiile

Rezolvati Ecuatiile class=

Răspuns :

a)2 1/2x=2*1/128
x=1/64
b)4/3*3/4x=4/3*81/256
x=27/64
c)45/8x=1125/32
8/45*45/8x=8/45*1125/32
x=24/5
d)11/20x=121/80
20/11*11/20x=20/11*121/80
x=11/4
/-inseamna supra