Solving $x_1 + x_2 + x_3 = 11$ given bounds
134570
Using Inclusion/Exclusion to solve $x_1+x_2+x_3=15$ with $x_1,x_2\leq 5$ and $x_3\leq 7$ for non negative integers $x_1,x_2,x_3$
55197
Roots of $ x^3-3x+1$
16382
Find $a$ such that $(x+a)(x+1991)+1=(x+b)(x+c)$ with $a,b,c\in\Bbb Z$
82931
How do I solve a linear Diophantine equation with three unknowns?
114011
Algebra - Solving for three unknowns.
108588
Improving bound on $\sqrt{2 \sqrt{3 \sqrt{4 \ldots}}}$
114996
$x+y+z=n$. Finding the number of solutions.
103832
Number of solutions of $x_1 + x_2 + x_3 + x_4 = 14$ such that $x_i \le 6$
30331
Steps to solve this system of equations: $\sqrt{x}+y=7$, $\sqrt{y}+x=11$
108869
Solve the following equations for $x, (x ∈ N^+) (a)\ 2φ(x) = x; (b)\ 3φ(x) = x; (c)\ 4φ(x) = x.$
113407
Finding all solutions for a system of equations with constraint on the sum of absolute values
144765
Solving $\sqrt{x+5} = x - 1$
12041
Solving an equation in $x$, in which $x$ occurs as exponent four times
17390
Find $LK_1^2 + LK_2^2 + \dots + LK_{11}^2$.
48108
(Probability) How many integer solutions are there to the inequality $x_1 + x_2 + x_3 \le 17$
64457
Prove:$|x-1|+|x-2|+|x-3|+\cdots+|x-n|\geq n-1$
152342
$x_1+x_2+\cdots+x_n\leq M$: Cardinality of Solution Set is $C(M+n, n)$