Question

Daca x supra 3 egal cu 7 supra 6.atunci x=....?

Answer 1

x/3=7/6
6x=3*7
6x=21
x=21/6
x=7/2

Answer 2

$\displaystyle \frac{x}{3} = \frac{7}{6} \\ \\ \text{inmultim pe diagonala} \\ \\ 3\cdot7=6x \\ \\ 21=6x \\ \\ x= \frac{21}{6}=3.5 \\ \\ \\ \text{alt mod ar fi sa scoatem x direct} \\ \\ x= \frac{3\cdot7}{6} = \frac{21}{6} =3.5$