Question

Why is \(\rm \large x\) mostly used as a variable?

Answer 1

x marks the spot

Answer 2

well i think because of its commoness,also in graphs,cartesian plane.so we can manipulate x as a point in plane but a,or b can be tricky if you desire a slid solution

Answer 3

variable,x changes we can obseve y

Answer 4

So you are saying that \(\large \rm x\) is used often because it is used often?

Answer 5

no i am saying using x in algebra can help us solve problems in algebra with function ,linear programming ,calculus because they already use x and f(x) as a function,wich defines a plane