It is usually marked by letters. Such as ababbcc. That shows what lines rhyme with other lines. There's also AABB, ABAB (shwing that line a rhymes with line a, then line b rhymes with line b. It goes line a, line be, line a, line b.
~Silver
3x - y = 5
If you are looking for x, then
3x - y(0) = 5
3x = 5
x = 5/3
If you are looking for y,
3x - y = 5
3(0) - y = 5
-y = 5
-y / -1 , 5 / -1
y = -5
I’ve been started school, ur lucky :(