Let p = 44 + -42. Solve -2 = p*u + 8 for u.

Let j = 10 - 7. Suppose 0 = -j*z, 5*u - 4*z - 19 = 16. Solve u - 3 = x for x.

4

Suppose 2*p = -6*v + 4*v + 40, 0 = 5*v - 4*p - 100. Solve 2*m + 2*m = -v for m.

-5

Suppose r - 3*h - 19 = 31, 0 = -4*r + 5*h + 172. Suppose -2*u + 2*d + r = -10, -74 = -3*u + d. Let j = u + -10. Solve b + j = -2*b for b.

-5

Suppose -10 + 4 = -2*t. Suppose -2*h = -t*h. Suppose h*v = -v. Solve -k - 5 + 0 = v for k.

-5

Let y = 76 - 48. Suppose -3*z - 10 = -y. Solve 14 = 5*d - z for d.

4

Let x(i) = -2*i - 5. Let t be x(-4). Suppose v = -4*q + 3*v + 26, -9 = -t*v. Solve -25 = 3*c - q*c for c.

5

Let a(j) be the second derivative of -j⁴⁄₁₂ - 4*j³⁄₃ - 4*j**2 - 3*j. Suppose -2*h - 2*h = 24. Let x be a(h). Solve -s + 6 = -x*s for s.

-2

Let n = -5 + 7. Solve -3*f - 25 = n*f for f.

-5

Suppose f = 12 - 10. Solve 0 = -4*x + f + 10 for x.

3

Let s(k) = k3 - 7*k2 + 9*k - 9. Let y be s(6). Suppose 5*q - y = 4*u, 3*u - 2*q + 6 = -6. Let c = u - -9. Solve 0*t - 15 = c*t for t.

-5