Solve 2*n + 3*x = 30, n - 91 = -1091*x + 1080*x for n.

3

Solve 4 + 9 = -i - 3*o, 0 = -8*o - 6*o + 13*o - 3 for i.

-4

Solve 752*q - 755*q = -4*b - 48, -3*b = -q + 16 for b.

0

Solve 2*o + 26 = -4*k, 4*o - o + 47808*k - 47807*k + 4 = 0 for o.

1

Solve 2*a = -4*k + 130, -6*k + 1626*a = 1628*a - 200 for k.

35

Solve w = -5*r - 0*r + 8, -2*r + 337 = 4*w + 269 for w.

18

Solve 2*x + 3 = -i - 0, 39*x + 4 = -5*i + 40*x for i.

-1

Solve 9*j = 13*d + j + 11*j + 101, 4*d = 4*j - 36 for d.

-8

Solve 0 = -8*w - 5*n + 7, 0 = 4*w - 3164*n + 3165*n + 1 for w.

-1

Solve 398*u - 30 = -3*k + 395*u, 7*k = -3*u + 50 for k.

5