Question

responda : 30 - 5y = 10

Answer 1

30- 5y= 10
30-10= 5y
20= 5y
20/5=y

Y=4

Answer 2

30-5y=10
-5y=10-30
-5y=-20
-y=-20/5
-y= -4  x(-1)
y=4