Solve -149 = -2*a - y - 140, 2*a - 2*y = 6 for a.

4

Solve -3*w - 4*g = -8*w, g = -3*w for w.

0

Solve -3*i - 2 = 2*h + 6, -4*h - 16 = -i for h.

-4

Solve 5*t + a + 20 = 0, -14*a + 13*a = 4*t + 15 for t.

-5

Solve -5*s = -4*q - 15, -3*q + s - 4 = -1 for q.

0

Solve 4*m - 1 = -5*f, 13*f - 17*f - 3*m = 0 for f.

-3

Solve -4*i = 4*b - 21 - 11, -5*i = -25 for b.

3

Solve -5*b = -4*n - 21, 265*n - 3 = 5*b + 267*n for b.

1

Solve -26*b + 28*b - 5*u + 24 = 0, b = 2*u - 10 for b.

-2

Solve 2*b + 0*y + 3*y = -11, 3*b + 18 = -5*y for b.

-1