x + 20 = 20 x 5
x + 20 = 100
x= 100 - 20
x= 80
x + 20 = 20 x 5
x + 20 = 100
x = 100 - 20
x = 80
x + 20 = 20 x 5
x + 20 = 100
x = 100 - 20
x = 80
x + 20 = 20 x 5
x + 20 = 100
x = 100 - 20
x = 80
x + 20 = 20 x 5
x + 20 = 100
x = 100 - 20
x = 80
x+20=20.5
x+20=100
x=100-20
x=80
x + 20 = 20 x 5
x + 20 = 100
x = 100 - 20
x = 80
x + 20 = 20 x 5
x + 20 = 100
x = 100 - 20
x = 80