Solve -5*d + 3*a = -d - 5, 5*d + a - 30 = 0 for d.

5

Solve -17*u - 2*a = -16*u + 9, 0 = -3*a - 9 for u.

-3

Solve 3*x - 2*r - 1 = 10, -5*r = -2*x for x.

5

Solve 2*i = -299*k + 297*k - 4, 5*k - 4*i = -19 for k.

-3

Solve 3*v = 2*h + 2 - 6, 4*v + 4 = 3*h for v.

-4

Solve -2*s - k + 132 = 133, -5*k = 4*s + 17 for s.

2

Solve -5*m = 4*j + 10 - 1, -j = m + 1 for j.

4

Solve 4*i + 4*y = 3*i - 15, i - 5*y - 12 = 0 for i.

-3

Solve -4*p - 12 = 4*h - 7*p, 8 = -h + 2*p for h.

0

Solve -10*b + 7 = x - 13*b, -24 = 4*x + b for x.

-5