Question

Afla nr necunoscut:3*8:6*7:4*3=c

Answer 1

3•8:6•7:4•3=c
24:6•7:4•3=c
4•7:4•3=c
28:4•3=c
7•3=c
c=21

Answer 2

$3*8:6*7:4*3=\ \textgreater \ \\ 4*7:4*3=\ \textgreater \ \\ 1*7*3=\ \textgreater \ \\ c=21 \\ Succes$