Solve r - 7 = -2*j, -5*r = -10*j + 6*j + 7 for r.

1

Solve -o - 20 = -t - 6*o, -4*t = 2*o + 10 for t.

-5

Solve -c - 1 = 0, 12*t = 13*t + c - 3 for t.

4

Solve -185*f + 187*f - 4 = x, -3*x = 4*f - 8 for f.

2

Solve -49*n + 51*n = 3*b, 2*n = -2*n - 3*b for n.

0

Solve 0 = 4*s + 5*o + 17, o = -s - 3 - 1 for s.

-3

Solve -5 = 5*s, s = -4*l - 356 + 351 for l.

-1

Solve 4*r - 9*r = 2*k - 14, -2*k + 12 = 4*r for r.

2

Solve -c = -3*s - 1, -4*s + 59 = 55 for c.

4

Solve 0 = -v + 5 - 0, -5*g - 30 = -4*v for g.

-2