Solve 2*d + 1 = -4*r - 1, -2*d + r = -13 for d.

5

Solve f + j = -2, -8*j = -12*j + 4 for f.

-3

Solve 16 = 2*h + 21*c - 23*c, 3*c - 24 = -3*h for h.

8

Solve -2*c + 40 = -7*c, -g + 4*c = -30 for g.

-2

Solve 4*t + 2*w + 1 = 19, -3*w = 3*t - 21 for t.

2

Solve -3*g + 10 = 6*x - 5*x, 0 = 4*g - 2*x - 20 for g.

4

Solve 14 = 2*r + 4*n, -13 = -3*r - 0*r - 2*n for r.

3

Solve -2*j - 2 = -2*s, 2*j + 0*j = 3*s - 2 for s.

0

Solve 3*l = -r + 5, 97 - 88 = r + 5*l for r.

-1

Solve -q + 2*o = -3*o - 8, 0 = 4*q + 5*o - 7 for q.

3