Question

2x-1intreg si 2 pe 3=0,25

Answer 1

2x-5/3=0,25
⇒2x-5/3=25/100
⇒2x=5/3+25/100
⇒2x=500/300+75/300
⇒2x=575/300
⇒x=575/300/2
⇒x=575/300 ·1/2
⇒x=575/600⇒x=115/120⇒x=23/24;

Answer 2

2x-1$\frac{2}{3}$=$\frac{25}{100}$

2x-$\frac{5}{3}$=$\frac{1}{4}$

Inmultim cu 12 ambii membri ca sa scapam de numitori:

24x-20=3
24x=23
x=$\frac{23}{24}$