Question

3000- (2300-18:y:3)=702.

Answer 1

☆ Răspuns:

Explicație pas cu pas:

● Atașament

Answer 2

$\it 3000-(2300-18:y:3)=702\Big|_{-702} \Rightarrow 2298-(2300-18:y:3)=0 \Rightarrow \\ \\ \\ \Rightarrow 2300-18:y:3=2298\Big|_{-2298} \Rightarrow 2-18:y:3=0 \Rightarrow 18:y:3=2\Big|_{:2} \Rightarrow \\ \\ \Rightarrow 9:y:3=1\Big|_{\cdot3} \Rightarrow 9:y=3 \Rightarrow y=3\ .$