Solve -26*k + 31*k - 15 = 0, 0 = 2*a - k + 5 for a.

-1

Solve 3*w = -2*q - 9, 19 - 10 = -q - 3*w for q.

0

Solve -2*r + 24 = 7*i, -2*r + 18 = 2*i + 4 for i.

2

Solve 2*b - 20 = -6*t + 4*t, 5*t - 35 = -2*b for b.

5

Solve -2*r = 5*b - 14, -2*b - r + 14 = 4*r for b.

2

Solve -4*b - 6 = d - 6*d, 5*b - 3*d = -14 for b.

-4

Solve 0 = -t + 3*z - 6, -6*t + 5*t + 5*z - 6 = 0 for t.

-6

Solve n + 15 = -2*d, 2*d - 15 = 3*n + 2*n for n.

-5

Solve 3*o - 5*q - 10 = 0, 2*q - 4*q = 3*o - 17 for o.

5

Solve -5*z = -4*s - 12, -4*s - 103*z - 40 = -101*z for s.

-8