Solve -5*i = -169*a + 172*a - 7, 5*i - 12 = 2*a for i.

2

Solve n + 3*o - 3 = o, 4*o - 16 = 0 for n.

-5

Solve 0 = -7*y + 3*y + 20, -c = 5*y - 29 for c.

4

Solve -2*y + 22 - 10 = 5*k, -4*k + 13 = 5*y for y.

1

Solve -3*a - 12 = 9*m - 6*m, -5*a + 5*m + 10 = 0 for a.

-1

Solve 4*d = -t - 12, 3*d + 2*t - 2 + 6 = 0 for d.

-4

Solve -2*c + 6 = k, -5*c + 4*k = -0*c - 2 for c.

2

Solve 5*o = -0*o - 2*n + 17, -16 = -4*o - 4*n for o.

3

Solve -3*s + 5 + 1 = -2*r, 19 = 4*s + r for s.

4

Solve -4*b + 2*t + 24 = 0, 7*b = 5*b + 5*t + 28 for b.

4