Let k = 0 + 6. Let c = 9 - k. Solve c*u + u = 4 for u.

Let x(d) = -d3 - 2*d2 - 4*d - 1. Let c be x(-3). Suppose -4*n + 3*n = -c. Solve -2*k - 3*k = n for k.

-4

Let u© = -c**2 + 11*c - 20. Let z be u(3). Solve -z*k = -3*k for k.

0

Let k = 73 - 103. Let y = -13 - k. Suppose -4*g - 2*a = g - 31, 0 = -g - a + 8. Solve g*t = -y - 8 for t.

-5

Suppose 2*r - 102 = -0*r + 3*u, 4*u - 136 = -3*r. Suppose 3*o - 4*g - 38 = 0, -5*o - g + r = -0*o. Let m = 34 + -31. Solve -2*t - m*t + o = 0 for t.

2

Let p be (-30)/(-3)*(-1)/(-2). Suppose -w = -2*w + p. Suppose -2*t + 8 + 12 = 3*q, w*q - 31 = -t. Solve 2*k - 16 = -q for k.

5

Let v be (-4 - -2) + 7 + -3. Solve -v*r = 2*r + 4 for r.

-1

Suppose 0*l + 2*l = 3*r - 14, 4*r - 16 = 2*l. Let u(q) be the second derivative of -q⁴⁄₁₂ + 5*q³⁄₆ + q**²⁄₂ + 4*q. Let j be u(5). Solve -r*p + 9 = j for p.

4

Let f = 17 - 1. Suppose 2*b - 3*b - 4 = 5*c, 5*c + 5*b + 20 = 0. Solve 4*n + c*n - f = 0 for n.

4

Let b(u) = u3 - 4*u2 + 4*u + 2. Let o be b(2). Solve -m + 6 = o*m for m.

2

Let c(b) = 2*b - 4 + 0*b - 4*b - 2*b. Let x be c(-4). Solve 4*f + 4 + x = 0 for f.

-4