Question

Aflaţi x:
5x=5 pe 3
2x=6 pe 7
3x=18 pe 10
4x=10 pe 3
Va rog,repede!!!!!

Answer 1

5x=5/3
x=1/3=0.(3)
2x=6/7
x=3/7
3x=18/10
x=6/10=0.6
4x=10/3
x=2.5/3=5/6

Answer 2

1) x=5/(5·3)=> x=1/3
2)x=6/(2·7)=> x=3/7
3)x=18/(3·10)=> x=6/10=> x=2/5
4) x=10/(3·4) => x=5/6