Is positive 13 equal to negative 13?

Answer 1

(+)13 does NOT equal (-13).

However, their modulii (plural of modulus) are equal at '13' .

It is written as as a value

-13 < +13

However the modulii is written as

|-13| = |+13|

note the use of vertical lines, because the numerical value is the same.

Answer 2

Positive 13 does not equal to negative 13 because the positive 13 is greater than negative 13.