Answer: -2, -1
Step-by-step explanation:
It's where they intersect
They're called variables (this sounds like vary because the number that a letter could represent varies) so when i say 1 + x = 3 it is saying that they don't know the value of x yet but of course you can solve that by subtracting 1 from 3 which is 2
A. Shows it in fraction form
