Răspuns :
x- 5/12= 3/4 |·12
12x-5=9
12x=14
x=14/12
x=7/6
S={7/6}
x-11/26=10/36 |·78
78x -33=20
78x=53
x=53/78
S={53/78}
12x-5=9
12x=14
x=14/12
x=7/6
S={7/6}
x-11/26=10/36 |·78
78x -33=20
78x=53
x=53/78
S={53/78}
x=5 supra 12+3 supra 4 amplificată cu 3
x=5 supra 12 + 9 supra 12
x=14 supra 12
x=5 supra 12 + 9 supra 12
x=14 supra 12