Suppose -28*f = -31*f + 9. Solve 10 = -f*m + m for m.

Suppose 0 = 5*h - h. Solve h = -2*z - 2 + 10 for z.

4

Let x(z) = z3 + 6*z2 + 5. Let j be x(-6). Suppose 4*w = 5*f - 4, 3*f + 16 = 2*f + 5*w. Solve 0 = -f*i - 1 + j for i.

1

Let i® = -r**2 - 5*r + 6. Let l be i(-6). Solve l = -3*y + 4*y for y.

0

Let v(j) be the second derivative of 0 + ¹⁄₂₀*j5 - ¹⁄₃*j3 - 5*j2 - j + ⁷⁄₁₂*j4. Let t be v(-7). Solve t*q - 3 = q for q.

1

Suppose 4*w = -32 + 48. Solve v - w*v = 0 for v.

0

Let u = -2 + 5. Suppose x + z = u, -x - 6*z + 3 = -z. Solve x*n + 0*n = -9 for n.

-3

Let j be 2/(2 - (-23)/(-12)). Suppose -5*t - 9 = k - j, 41 = 2*k - t. Solve -6*m = -m - k for m.

4

Suppose z - 5*w = 12, 2*z = 5*z - 2*w - 10. Suppose -3*r = -4*n + 525, 2*r - 400 = -3*n + 3*r. Let b be (-1)/2 + n/6. Solve -z + b = -4*o for o.

-5

Let j(l) be the first derivative of l**²⁄₂ - 4*l - 6. Let g be j(9). Solve 3*d + 17 = g for d.

-4

Suppose -24 = i - 5*i - 5*m, i - 6 = 3*m. Solve 4*s + i = -2 for s.

-2