Suppose -2*l + 12 = 3*k, 4*k + 5 - 21 = -5*l. Solve -k = 4*z + 4 for z.

Let i(h) = 3*h**2 - 2*h - 1. Let w be i(-1). Suppose -4*j + 0*c + 16 = c, -5*c + 20 = 5*j. Solve j + w = -2*q for q.

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Let z be (-116)/(-14) + (-2)/7. Solve -3*r = -z + 2 for r.

2

Let j = -12 + 14. Solve j*h = -h + 3 for h.

1

Let r(v) be the second derivative of -v⁴⁄₁₂ + 2*v³⁄₃ - v**²⁄₂ - 3*v. Let b be r(2). Solve b*i = 2*i - 4 for i.

-4

Let h® = -r3 - 4*r2 - 5*r - 6. Suppose 0 = -5*n - 0*n - 15. Let m be h(n). Solve l - 2 + 4 = m for l.

-2

Let a = -8 + 13. Suppose 3*c = -0*c + a*y - 7, -4*y = -4*c + 4. Let u be ⁸⁄₆ - 2/c. Solve r + u = -3 for r.

-4

Let w be 4 - (-4 - -2)*2. Solve -3*s + w - 23 = 0 for s.

-5

Let q = 6 - 1. Suppose -3*o + 2*w = 4*w - 16, 3*o - 11 = -w. Suppose -2*m - 12 = -2*j - 0*j, o*j - 18 = 4*m. Solve j*d - 10 = q*d for d.

-5

Let r be (1 + -1)/(-2 + 0). Let v be (-2 - -1) + 3 - r. Suppose 5*l + 5*g - 9 = 16, -v*g = -4*l + 20. Solve n - 6*n + l = 0 for n.

1

Suppose -l - 2*t + 7 = 0, 2*l - 34 - 4 = 2*t. Let c = l - 6. Solve -5*k = c + 11 for k.

-4