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Antonmiruna1
a fost răspuns

a) x+1/3= 4/6
b) 2x-3/4=6/2
c) x+4/5=x+1/7
f) 2x-3/4=x+3/5
g) x-3/x+7=3/5
h) 2x-1/x+4=1/5

Răspuns :

Iirina263
A.2x-3/4=4/6 2x=4/6+3/4 amplificam pr frectie cu 4 si a doua cu 6 2x=16/24+18/24 2x=34/24 x=34/24:2/1 x=34/24•1/2 x=17/24 B.2x-3/4=6/2 2x=6/2+3/4 2x=24/8+6/8 2x=30/8 x=30/8:2/1 x=30/8•1/2 x=15/8 C.x+4/5=x+1/7 x-x=4/5-1/7 x=28/35-5/28 x=23/28 F.2x-3/4=x+3/5 2x-x=3/5+3/4 x=12/20+15/20 x=27/20 Atâta știu cel mai bun rasp???

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