Solve -4*j - 12 = -2*p, -3*j + 4*p - 20 = -16 for j.
-4
Solve 5*x + r - 25 = 0, -3*x + 0*r - 4*r + 15 = 0 for x.
5
Solve 0 = v - 0*v - 2*o + 10, -5*o = -4*v - 28 for v.
-2
Solve 2*d + 4 = 0, 0 + 2 = -p - 2*d for p.
2
Solve 0 = a + 4*u + 23, 169*a - u - 10 = 165*a for a.
1
Solve -5*u = 5*a + 35, -3*u - 16 = 13*a - 11*a for a.
-5
Solve 3*c - 4*c - 5*p = 1, 3*p + 7 = c for c.
4
Solve 2*d + 10 = -4*y, 5*y + 3*d - d + 10 = 0 for y.
0
Solve -t + 6 = -3*j + 17, -3*j + 3*t = -15 for j.
3
Solve -i = -3*i - 2*u - 16, -13 = -4*i + 5*u for i.
-3