Question

X - 10 = 20 + 50

Answer 1

x - 10 = 20 + 50

x - 10 = 70

x = 70 + 10

x = 80

Answer 2

X - 10 = 20 + 50

X +10 = 70

X       = 70 - 10

X       = 60

Answer 3

X - 10 = 20 + 50

X -10 = 70

X       = 70+ 10

X       = 80

Answer 4

x-10=20+50

x-10=70

x=70+10

x=80