8*x - 5 = 7995
$(-11)^{-4}$
5 x -2=3x+2
25a^2 - 70a + 49
x/4 + 87 = 479
9x^{2}=-12x+1
is 11 a prime number
% difference between 8 and 56
16-2p=5p+9
is 55 a prime number