Suppose 12 = 2*i + 4*n, -1 = i - 2*n + 1. Suppose b = -5*x, -i*b + b = 2*x. Let w be (-1 - -1) + 1 + 2. Solve -3*v = w - b for v.

Let g be (-16)/(2 - 4) + -4. Let x(h) = h3 - 5*h2 + 4*h + 4. Let i be x(4). Suppose 8 = n - 3*z + 4*z, -n - 12 = -i*z. Solve n*k - 16 - g = 0 for k.

5

Suppose 0 = 4*f - j + 2*j - 8, -2*j = 0. Suppose 0 = -3*q - 0*q + f*w + 10, -4*q + 4 = 2*w. Solve -q + 6 = 2*c for c.

2

Let h(k) = -k2 + 2*k + 27. Let s be h(-4). Let n(w) = -w2 + 5*w - 3. Let b be n(2). Solve -s*m - 9 = b for m.

-4

Let c(k) be the second derivative of k³⁄₂ + k²⁄₂ - 2*k. Let h be c(2). Let i = -39 - -59. Solve 3*m = h*m + i for m.

-5

Suppose -3*o = 12, -168 = 3*d - 7*d - 3*o. Let h = d - 19. Suppose 2*z = 4*i + h, -17 = -z + 2*z + 4*i. Solve -7*x = -z*x - 20 for x.

5

Suppose 0 = 3*o - 4*p - 17, 5*o = p + p + 19. Suppose -o*l + 2*l = -12. Suppose -5*d + 0*h = -4*h - 10, -4*d + 3*h = -8. Solve -y = d*y - l for y.

4

Let u(t) = -2*t - 6. Let a be u(-5). Let w(m) = -m3 - 8*m2 - 7*m + 8. Let z be w(-7). Solve -2*j + a*j = -z for j.

-4

Suppose 9 = 4*j - 11. Solve j*s + 5 + 20 = 0 for s.

-5

Let o = 19 - 28. Let t be 1o/6-2. Solve 0 = t*u - 6 - 0 for u.

2

Suppose -16 = -118*j + 114*j. Solve j*g + 9 = g for g.

-3