The sum of the squares of all the roots of the equation $x^{2}+|x+4|+|x-4|-35=0$ is

The number of real solutions of the equation $x^2 - 10|x| - 56 = 0$ is

The minimum value of $f(x)=|3-x|+|2+x|+|5-x|$ is equal to __________.

If $a, b, c$ are three distinct natural numbers, all less than $100$, such that $|a - b| + |b - c| = |c - a|$, then the maximum possible value of $b$ is ______

The number of pairs $(x, y)$ of integers satisfying the inequality $|x - 5| + |y - 5| \leq 6$ is:

Given that $f(x)=|x|+2|x-1|+|x-2|+|x-4|+|x-6|+2|x-10|, x \in(-\infty, \infty)$ the minimum value of $f(x)$ is _________.

If $|x+1| + (y+2)^2 = 0$ and $ax - 3ay = 1$, then the value of $a$ is