Question

what does x mean in math??

Answer 1

it varies

Answer 2

as in it is a variable

Answer 3

x is a placeholder for a number. It is usually unknown (but you often solve for it to determine what number goes in place of x)

Answer 4

for example

normally you would say 3+7 = 10

cover up the 3 with x. So we now have x+7 = 10

the number 3 has to go in the place of x to make x+7 = 10 true

Answer 5

x is a variable or it can be a symbol. sometimes it is a multiplication sign

5 x 3 = 15

Answer 6

it can mean many other things