Solve 4*d - 3*a = a + 12, -d - a + 1 = 0 for d.

2

Solve 30 = -5*l + 3*t + 2*t, -5*t + 3 = 4*l for l.

-3

Solve -2*o - 2*u = -4, 185*o - 186*o + 14 = 4*u for o.

-2

Solve 4*r + 8 = -2*i - 3*i, 8 = i - 4*r for i.

0

Solve -q = -4*q - b - 6, 5*q + 10 = -3*b for q.

-2

Solve -4*k + 10 = 2*b + 8, -5*b = 2*k + 19 for b.

-5

Solve 0 = o + 3*n - 5, 9 = 3*n for o.

-4

Solve -5*b + 8 + 5 = -3*s, -3*b = -2*s - 7 for s.

4

Solve y - p + 5 = 2, -9 = 5*y - 2*p for y.

-1

Solve 3*r - 10 = 5*i, -r - 5 = 2*i - 1 for i.

-2