Question

Y + 10 = 20.
s solve the following equations​

Answer 1

$y + 10 = 20 \\ y = 20 - 10 \\ y = 10$

Answer 2

Answer:

$y + 10 = 20 \\ y = 20 - 10 \\ y = 10 \\ therefore \: 10 + 10 = 20$