Suppose -28*z - 20 = -32*z. Solve 4*c + z - 9 = 0 for c.

Let x(b) be the second derivative of -b⁴⁄₁₂ - 5*b³⁄₃ - 17*b**²⁄₂ + 9*b. Let m be x(-7). Solve m*q + 9 = -3 for q.

-3

Suppose 4*k - 7*k = -9. Solve w - k = -5 for w.

-2

Let p(h) = -h**2 - 7*h + 6. Let w be p(-8). Let b be 4*w/((-24)/27). Suppose 1 + b = 5*f. Solve -f*n + 2 = -n for n.

2

Suppose -f - n = -5*n - 18, -39 = -4*f + 5*n. Solve 3*h - 6 - f = 0 for h.

4

Let y = 45 - 45. Solve y = p + 2 - 3 for p.

1

Suppose 4*r - 11 = b, 0 = 3*r + 3*b + 3. Suppose -2*q + r = -q. Solve q*w + w = -12 for w.

-4

Let k = 89 - 50. Let s = k + -18. Solve -s = -5*p + 4 for p.

5

Let y(h) = h3 + 4*h2 + h + 4. Let f = -4 + 0. Let j be y(f). Let v = -35 - -50. Solve 3*m = -j*m - v for m.

-5

Let k = 4 + -2. Suppose -4*m = 2*z - 12, -6*m + 3*m + 2*z = -2. Solve 0 = k*l + m*l - 12 for l.

3

Let z be (-6)/15 - (-154)/10. Suppose 0 = 5*c + a - 91, -4*a + 69 = 3*c - 7*a. Suppose -5*d = 5*v, 5*d + c = -2*v + 4. Solve -z = v*n + 5 for n.

-4