Solve 0 = -5*k + 10, 23*c - 20*c - 4*k + 2 = 0 for c.

2

Solve 4*b + 8 = -9*o + 5*o, 4*b = -2*o - 4 for b.

0

Solve 0 = m + 3*a + 2, 5 = -5*a - 5 for m.

4

Solve -r + 2*n = -4*r - 2, r - n = 6 for r.

2

Solve -4*h - t - 4 = 0, 4*h = -3*t + t - 4 for h.

-1

Solve 24 = -0*q - 3*q - 3*h, 2*h = 4*q + 2 for q.

-3

Solve 7 = 5*d - 4*w, -3*w - 7 = -3*d + d for d.

-1

Solve 5*x + 21*j - 16*j = -10, 2*x - j + 13 = 0 for x.

-5

Solve -p - i = -6*i + 10, 5*i = 15 for p.

5

Solve -3*d - 4*n + 13 + 11 = 0, n = 3 for d.

4