Va rog ajutatima repede dau 5 stele si inima
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Răspuns
a)=2x=2+1/3
2x=7/3
x=7/6
B)x=1/3+2
x=7/3
C)
=2(x+2)-3x=6
2x+4-3x=6
-x+4=6
-x=6-4
-x=2
x=-2
d)
=3x+x=2+1/2
=4x=5/2
x=5/8
e)
2x=1/4+3/4
2x=1
x=1/2