Solve 90 = 174*g - 171*g + b, 9*g - 205 = 5*b + 89 for g.

31

Solve -3*k - 2*r = -35, -140 = 451*k - 448*k - 5*r for k.

-5

Solve -4*d + 5511 = 5459, 2*d - 46 = 4*u for u.

-5

Solve -3*a = 3056*t - 3055*t + 24, 0 = -2*t - a - 8 for t.

0

Solve -13 = -2*x + 38*l - 33*l, -3*x - 10 = l - 4 for x.

-1

Solve 11*x - 20 = -14*x + 4*f, 38 - 38 = 5*x - f for x.

4

Solve -3*t = -41*l + 26*l - 57*l + 435, -t + 5*l = 31 for t.

-1

Solve f + 22 = 8*p, -2*f + 755 - 735 = 16*p for f.

-6

Solve -66*c + o + 64 = 0, 4*c - 6*o = 3*c - 10*o + 9 for c.

1

Solve 2757*k - 2756*k + 9 = 2*j - 0*j, -4*k + 15*j = 1 for k.

-19