Question

Express each of the following as the sum of two primes

$84$

Answer 1

The number $84$ can be expressed as sum of two prime numbers as follows:

$84=41+43$ or $84=5+79$,

Here, $41,43,5,\mathrm{and}79$ are prime numbers

Hence, $84$ can be written as sum of $41\mathrm{and}43$ or $5\mathrm{and}79$.