What is the difference of -25 and -12 on a number line

Which statement is true about the discontinuities of the function f(x) = x-5/ 3x^2-17x-28

When 60% of a number is added to the number the result is 192 what is the bumber

Consider the quadratic equation ax^2 +bx+5=0 , where a,b, and c are rational numbers and the quadratic has two distinct zeros.if one zero is irrational , the other zero is