Suppose 7*d - 3*d = 12. Suppose -2*x + 3*q = -3*x + 13, -5*q = 4*x - 38. Solve -x*j = -d*j - 12 for j.

Let r = -6 - -4. Let q be r/(-5) + (-10)/25. Suppose 6*x - 14 = 2*x - 2*u, 3*x + 4*u + 2 = q. Solve x*h - h = 20 for h.

4

Suppose -3*c - 24 = -6*c. Suppose -30 = -2*r - 4*h, 4*r + 4*h - 30 = 2*h. Solve 7 + c = r*d for d.

3

Let n be (²⁷⁄₁₈)/(³⁄₈). Suppose b - 25 = -n*b. Solve -15 = b*x - 2*x for x.

-5

Suppose -13*x = -5*x - 56. Solve -3 + x = 4*y for y.

1

Let f be 2/(-4) - (-41)/2. Suppose 0 = 3*r - 1 - 29. Let t = r - 5. Solve 0 = t*n - 0 - f for n.

4

Let b(v) = v**2 + 6*v - 9. Let c be b(-8). Solve -c*f = -5*f + 2 for f.

-1

Let v be ((-17)/2)/((-15)/30). Solve v + 8 = 5*q for q.

5

Let r = 17 - 3. Suppose y - 1 - r = 0. Let o(n) = n**2 - 3*n - 1. Let m be o(4). Solve 0 = -m*q + y for q.

5

Let k(i) = -i3 + 5*i2 - 3*i. Let u(q) be the first derivative of -q**²⁄₂ - 2*q - 1. Let c be u(-5). Let w be k©. Solve 2*o - w = 1 for o.

5

Let p(l) = -l3 + 4*l2 + 5*l - 6. Let j be p(4). Suppose 2*r + 6 = j. Solve -2*w = -r*w for w.

0