Question

daca x/3=5/y, atunci 60- 45/xy=....
repede va rog

Answer 1

Răspuns:

Explicație pas cu pas:

Answer 2

$\it \dfrac{x}{3}=\dfrac{5}{y} \Rightarrow xy=15\\ \\ \\ 60-\dfrac{45}{xy}=60-\dfrac{45}{15}=60-3=57$