First one= x=5 second one= x=1/30 or 0.03 or 30^-1 third one= All real numbers or R fourth one= No solution Fifth one= All real numbers or R Sixth one= p=-10/3 or -3 1/3 or -3.3
R is just the symbol for all real numbers. Also know as infinitely many solutions.
Hope this helps ! :) have a good day! Make sure you eat.