Suppose -4 = -2*a + 3*a. Let m(c) = -4*c - 3*c + 2*c - 4 + 4*c. Let p be m(a). Solve 0 = 2*o - 6 - p for o.

Suppose 5*m = 0, 5*l = -m + 2*m + 85. Suppose 3 = j, -3*j + l = o + 3. Suppose 0 = 3*r - o*r + 10. Solve -r*n + 11 = -4 for n.

3

Let i be (2/(-2))/((-4)/108). Let z = i - 9. Let w = 10 + -7. Solve 3*x - z + w = 0 for x.

5

Suppose 0 = 19*n - 16 - 3. Solve n = u - 2 for u.

3

Suppose x - 4*k + 23 = 0, 0*x + 5*x - 5*k + 40 = 0. Let p = 2 - x. Suppose -p*m + 8 + 12 = 0. Solve m*r - 4 = 3*r for r.

4

Let d(o) be the second derivative of -o⁴⁄₁₂ - 4*o³⁄₃ + o**2 + 2*o. Let j be d(-8). Solve 5*p + j = 3*p for p.

-1

Let w = 105 - 70. Let l be (-110)/2-3. Solve l - w = -5*q for q.

4

Suppose -14 = 2*j + 4*n, 1 = -4*j + 4*n + 9. Let t be 8/(j/(-1)) + -2. Let c = -17 + 22. Solve 0 = t*q - c*q - 3 for q.

3

Let t be 0 + 6/(-2) + 39. Suppose -2*q + t = 2*q. Solve 0 = -q*b + 4*b for b.

0

Let q(w) = w**2 - w + 17. Let s be q(0). Let k = s - 28. Let j = -7 - k. Solve -o - j = 3*o for o.

-1

Let w(x) = -10*x + 5. Let o be w(-1). Solve 0 = -6*f + 3*f - o for f.

-5