Question

simplify x+x+x+x

Answer 1

4x

Answer 2

1+1+1+1?

Answer 3

appples, oranges...

Answer 4

ah! dont start this please...

Answer 5

apple+apple+apple+apple=4apple

Answer 6

We spent ages with y + y to no avail...

Answer 7

4x

Answer 8

Repeated addition can be shorthanded with multiplication.

For instance, 3+3+3+3 = 12 can be represented as 4*3 = 12


Now conceptually replace each '3' with 'x' to get


x+x+x+x = 4x


Of course, you can use any number you want as an example and it will still work.