Suppose -20 = -y - 5*l + l, -2*l - 12 = -5*y. Solve -y*s + 9 - 1 = 0 for s.

2

Suppose 6 = -26*w + 29*w. Solve -2*x = w*x - 20 for x.

5

Let g be 0/((3 - 2) + 1). Suppose 4*c = -2*x + 7*x + 40, g = -2*x. Solve -7*l = -2*l - c for l.

2

Let a = 40 - 9. Suppose -5*x - 4*h = -31, -4*h = 3*x - 0*h - 25. Suppose 2*k + f + 0*f = 13, -a = -4*k - x*f. Solve -3*g - 4 = -k*g for g.

4

Let f(a) = -a + 13. Let v be f(12). Solve -15 - v = -4*q for q.

4

Suppose -5 = 2*o - 11. Solve -o*u - 3 - 6 = 0 for u.

-3

Let l = 4 + -2. Suppose 0*w + 4 = l*w. Suppose -2*k = -5*j - 10, -w*k - j = -4*k + 18. Solve 4*r = -r - k for r.

-2

Suppose u + 25 = 4*s + 8, -4*s = u - 23. Suppose -r + 9 = 5. Solve t = s - r for t.

1

Suppose 0 = -4*d - 8 - 0, -3*z + 4*d + 62 = 0. Let s = 30 - z. Solve 13 = -5*l - s for l.

-5

Suppose -3*g - 2*x + 17 = 0, 2*x - 15 = -5*g + 8. Solve 0 = g*v + v for v.

0