Let c(i) = -i + 9. Let x be c(9). Suppose -3*t - h + 6 = -x*t, -5*h - 4 = -2*t. Suppose -4*u + 9*u - 40 = 0. Solve -t*k - 18 + u = 0 for k.

Let o(k) = k**2 + k - 1. Let p be (2 - (0 - -5))*1. Let v be o(p). Solve 13 = v*d - 7 for d.

4

Let x = 125 + -122. Solve 4*g + x - 19 = 0 for g.

4

Suppose 31 - 43 = -4*y. Solve -u + 1 + y = 0 for u.

4

Let b® = -r3 + r. Let z be b(-2). Let j(p) be the third derivative of p⁴⁄₈ - p³⁄₃ - p2. Let w be j(z). Solve 2*t - w = -2*t for t.

4

Let u(b) be the first derivative of -b**2 - 2*b + 1. Let i be u(-3). Solve -j + i*j = 0 for j.

0

Let i(p) = -p**2 - 15*p - 26. Let y be i(-13). Solve 5*l - 2*l - 9 = y for l.

3

Let u(w) = -w3 - 6*w2 - 4*w + 10. Let n be u(-5). Solve -n*k = -3*k + 8 for k.

-4

Let j be 3 - ((-6)/2 + 3). Suppose -5*f - 24 = -n, 3*n - j*f + 12 = 36. Solve -n + 0 = -2*u for u.

2

Let g = 1 - -1. Suppose 3*s - 10 = s + 2*j, -s - 1 = 2*j. Solve g*l + s*l = 10 for l.

2

Suppose 39 = 5*q + 19. Solve 5 - q = p for p.

1