Respuesta :
Answer:
c ( {x | x R, x > 5} )
Explanation:
R is a set of all real numbers.
Given x - 7 > - 2
Adding 7 to both sides of the inequality,
x - 7 + 7 > - 2 + 7
x > - 2 + 7
x > 5
Therefore x > 5 gives the set expression x = { 6, 7, 8, 9, ...}, whose elements are all subset of R.