Let c = -11 + 13. Solve c*r = 2 - 4 for r.

Suppose -3*j + 6*j = 12. Let h(p) = -p3 - 5*p2 + 6*p + 5. Let u be h(-6). Suppose 1 = u*f + j*x - 4, 0 = -5*f - x + 20. Solve -1 - f = -2*z for z.

3

Let a be ¹⁄₄ + ³⁰⁹⁄₁₂. Let f = -18 + a. Solve -b = -5*b - f for b.

-2

Let j = -19 - -19. Solve y + 0*y = j for y.

0

Let u = 1 + 35. Suppose 5*t = t + u. Suppose 0 = 3*m - t, -k - 3*k + 4*m - 12 = 0. Solve -3*z + 6*z - 15 = k for z.

5

Let z(v) = -v3 + 2*v2 + 2. Let i be z(2). Suppose 2*l + q - 15 = 0, -i*q = 5*l + q - 39. Suppose 4*p - 22 = -l. Solve p*y = y + 12 for y.

4

Let u = 24 + -18. Solve 20 = -2*x + u*x for x.

5

Let a = 0 + 0. Let j(m) = -2*m - 4. Let z be j(-5). Solve -g + 4*g - z = a for g.

2

Suppose 3*v - 5*v = -8. Suppose -4*j + 2*j = 5*t - v, -3*t + 18 = -4*j. Solve -t*w - 4 = -0 for w.

-2

Let t(u) = -3*u + 14 - 3*u - 3*u - u**2. Let o be t(-10). Solve -2*h - o = -0 for h.

-2

Suppose -3*z = -b + 3, 5*b + 5*z - 11 = 4. Suppose 5 = 2*u + 3. Solve -b = x - u for x.

-2