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Heyo7272616
a fost răspuns

URGENT!! Va rog! de la 4 la 8.

URGENT Va Rog De La 4 La 8 class=

Răspuns :

Ilovecats1
4.
a) 5/x+2=4/5
5•5=25
x+2•4=25
x+8=25
x=25-8
x=17

b). x-1/4=5/6
4•5=20
x-1•6=20
x=20-6
x=14

c). 7/3=2x-4/6
7•6=49
2•2x-4=49
4x-4=49
x=49