When the digits of a two-digit number are switched, the resulting number is 18 less than the original. if the sum of the digits in the number is 12, find both numbers.

need two equations and solve!

it already provided one equation. which is:

x + y = 12

Read the excerpt from gilgamesh: a new english version.gilgamesh backed away. he said,"how dreadful humbaba's face has become! it is changing into a thousand nightmarefaces, more horrible than i can bear.i feel haunted. i am too afraid to go on." §enkidu answered, "why, dear friend,do you speak like a coward? what you just saidis unworthy of you. it grieves my heartwe must not hesitate or retreat."