Question

58-20+C=40, 14:C=2, C-(20+9)=60​

Answer 1

1) 38+с=40

с=40-38

с=2

2) с=14:2

с=7

3) с-29=60

с=60+29

с=89

Answer 2

58-20+с=40 14:с=2

38+с=40 с=14:2

с=40-38 с=7

с=2

С-(20+9)=60

С-29=60

с=60+29

с=89