Solve 2*x + i = -11, -2*x + 5*i - 15 = 2*x for x.

-5

Solve v = 3*i + 13, 3*i + 3*v - 55 + 64 = 0 for i.

-4

Solve 2*p = -3*v + 30, -2*v + 298 = 4*p + 270 for v.

8

Solve 2*t - 15 + 5 = 5*o, o + 5*t = -29 for o.

-4

Solve 4*x - 11*t - 31 = -6*t, -2*t = 5*x - 14 for x.

4

Solve -u + 5*s - 30 = 0, 0 = -4*u + 4*s - 0*s - 40 for u.

-5

Solve -2*f + 3*b + 6 = 0, 32 = 5*f + 2*b - b for f.

6

Solve -126*r + 3*c = -121*r - 10, -4*c + 20 = 0 for r.

5

Solve -3*v - 2*w + 2 + 1 = 0, 0 = -4*v - 3*w + 5 for v.

-1

Solve -2*c - 22 = -4*o, 4*c + 29 = 7*o - 2*o for c.

-1