Let z = 4 + -2. Let m = 15 + -21. Let k = -6 - m. Solve 0 = -z*r - 10 - k for r.

Let z(m) be the third derivative of m⁴⁄₁₂ + 5*m2. Let f be z(0). Solve 3*l + l - 8 = f for l.

2

Let t be (-2)/13 + (-280)/(-130). Solve 0 = -i - i - t for i.

-1

Let z = -8 - -13. Solve 0 = 3*p - 4*p + z for p.

5

Suppose k - 5*m + 2*m - 19 = 0, 2*k - 33 = m. Solve 4*s - 4 = k for s.

5

Suppose t = -3*l + 5*l, -4*t + 20 = 2*l. Let a(u) = -u3 + 6*u2 + u - 6. Let r be a(6). Suppose -t*n - n = r. Solve n = f + 2*f for f.

0

Suppose -2*i = -5*q + 2*q - 14, 2*i - 10 = 5*q. Solve -l - i = l for l.

-5

Suppose -3*l = l - 12. Suppose h + c = 0, -4*h + l*c = -0*c - 28. Suppose 5*i + 64 = h*n, 2*n - i + 16 = 42. Solve -n = 2*g - 1 for g.

-5

Let k(y) = y3 - 6*y2 + 7*y - 5. Let u be k(5). Let h = u + -3. Suppose -h*v + 3*v = 5*z, 5*z = 0. Solve v*r = r - 4 for r.

4

Suppose 5*h - 2*h + 9 = 0. Let z = -3 - h. Let v = 3 - z. Solve v*t - 1 = -4 for t.

-1

Let q(z) = z**2 + 5*z + 4. Let p be q(-5). Solve 4 = p*h - 0 for h.

1