Question

реши уравнение . у÷9+48=60, 72-56÷с=64

Answer 1

у+432=540
у=540-432
у=108




-56/с=64-72
-56/с=-8
с=56÷(-8)
с=-7

Answer 2

1/9y+48=60
1/9y=60-48
1/9=12
y=12×9/1
y=12×9
y=108