ProfesorulPaulask
a fost răspuns

1) 4x-5supra2=3x-1supra4
2) 5x-2supra4=1supra2
3)3x-4supra2+1supra3=1
MULTUMESC ANTICIPAT

Răspuns :

Alecsapopescu08ask
1) 4x-5/2 = 3x-1/4
(3x-1)*2=(4x-5)*4
6x-2=16x-20
20+2=16x-6x
22=10x
x=2,2

2)5x-2/4=1/2
(5x-2)*2=4*1
10x-4=4
10x=8
x=0,8

3) 3x-4/2+1/3=1
(3x-4)*3+1*2/6=1
9x-12+2/6=1
9x-10/6=1
=> 9x-10=6
9x=16
x= 1,(7)

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