Solve 0 = -21*u - 3*s - 249, 490*u + 485*u = 975*u + 2*s - 2 for u.

-12

Solve -6*f - 421 = -f - v - 519, 2*f = -3*v + 46 for f.

20

Solve 0 = f + 88*i - 6 + 15, -36 = 4*f + 5*i for f.

-9

Solve -508*b + 3*s + 17 = -509*b, -b + 0*s = 4*s + 22 for b.

-2

Solve 9*t - 23*c + 13*c + 33*c - 14 = 0, 4*t + 2*c + 2 = 0 for t.

-1

Solve -4*p = -6*m + 2, -3*m = 29*p - 38*p - 15 for m.

-1

Solve -5*t - 30 = 4*y, -t + 1593*y - 18 = 1595*y for t.

2

Solve -274*n - 23 = 2*a - 271*n, -22 = 3*a + 2*n for a.

-4

Solve 153*x - 146*x + q + 110 = 0, 5*q - 90 = 5*x for x.

-16

Solve -2*u + 4*f + 10 = 0, -4*u + 5*f + 9 - 16 = -39 for u.

13