Solve -2*t + 5*u - 5 = 0, -5*t + 22 - 20 = 2*u for t.
0
Solve x - 5*x = -2*s - 22, 0 = -4*s - x + 1 for s.
-1
Solve 4*p + 4*n = -16, 8*p - 13*p - 2*n - 17 = 0 for p.
-3
Solve -2*d - 3 = -j, -3*d - 15 = 2*d + 5*j for d.
-2
Solve 2*y - 4 = -12, -4*y = 2*z + 24 for z.
-4
Solve -11 = 2*z - 3*y, 3 = -3*z - 3*y + 9 for z.
-1
Solve -4*q = 0, -4*q = -3*y - 5*q + 9 for y.
3
Solve -5*k + j = -3*k - 6, 5*j = -5*k + 30 for k.
4
Solve -i + 35 - 15 = 5*g, -2*i + 25 = 5*g for g.
3
Solve -a + 3*a - 5*q = -21, 18 = 4*a + 2*q for a.
2