Solve 2*j - 13*t = -15*t + 10, -5*j + 4*t = -16 for j.

4

Solve -h = 5*s - 20, 2*s - 5*h = -3*h + 8 for s.

4

Solve 5*b - o = -4*o + 19, -6 = 3*o for b.

5

Solve f + 5 = -4*v, -2*f - 3*v - 7 = 2*f for f.

-1

Solve -2*o + 5*r + 27 - 7 = 0, 2*o - 8 = 2*r for o.

0

Solve 1 = 5*i - 4*a, 4*i + a = 6*a + 8 for i.

-3

Solve 10 = 5*q - 0, -4*f + 14 = 3*q for f.

2

Solve -4 = -2*m - 4*o, 5*m - o = 4*o + 25 for m.

4

Solve 5*q = -v - 20, 7 = -2*q + 1 for v.

-5

Solve -3*p - 11 = -4*v - 7, 0 = -p - 3*v + 16 for p.

4