Question

Which is the soluction of x/5 - 10 = 20?
A x = 2
B x = 6
C x = 50
D x = 150

Answer 1

the answer is D

150 / 5 - 10 = 20

Answer 2

x/5 - 10 = 20

add 10 to each side

x/5 = 30

multiply by 5

x = 150