Question

Aflați x din xsupra65=4supra10

Answer 1

x/65=4/10
10x=4*65
10x=260
x=260/10
x=26

Answer 2

$\frac{x}{65} = \frac{4}{10} simplificam \\ \\ \frac{x}{65} = \frac{2}{5} \\ \\ x = \frac{65*2}{5} \\ \\ x= 26$