Let q(u) = -2*u - 1. Let h be q(-2). Suppose h*k + 4*w - 21 = 0, 4*k - 2*w = -7*w + 27. Solve k*t + 2*t - 25 = 0 for t.

Let i be 4/(-18) + ⁵⁸⁄₁₈. Suppose 3*z + 3*d = -2*z + 6, 4*z = -5*d - 3. Solve -z*k - 6 + i = 0 for k.

-1

Let b = 11 - 7. Let p(t) = t**2 + 9*t - 7. Let r be p(-10). Solve -r*i + 10 = b for i.

2

Let h = 2 - -3. Solve -5*g = -4*g - h for g.

5

Suppose 19 = 3*t - t + 5*s, 5*t + 2*s = 58. Let c = -12 + t. Solve m + 2 + 3 = c for m.

-5

Let g(p) be the second derivative of 19*p⁵⁄₂₀ + p⁴⁄₆ - p³⁄₃ + p²⁄₂ + p. Let x be g(1). Solve 0 = -8*d + 3*d - x for d.

-4

Suppose -4*t + 4 = -3*t. Solve -5 - 11 = -t*u for u.

4

Suppose 4*c = 8 - 24, z + c = 1. Solve o = z*o for o.

0

Let t be (-2)/(-4) - 13/(-2). Solve t - 1 = 2*r for r.

3

Suppose 0*j + 4*j - 4 = 0. Suppose j = -2*q + 11. Suppose q*l - 92 = -2*w + 14, -4*l - 5*w = -95. Solve f - l = -4*f for f.

4

Suppose 5*g = 9*g - 32. Solve -g = 8*h - 4*h for h.

-2