Suppose 19 = 4*z + 7. Suppose -2*u - d = -3, 4*d + 3 = 3*d. Let q be u/(27/15)*3. Solve 1 + q = -z*c for c.

Let m(u) = -u3 - 5*u2 + u - 21. Let r be m(-6). Solve -r - 11 = -4*a for a.

5

Let x be -2 + (2-3 - 1). Let o be 7(-2 + x/(-3)). Solve -u + 3 = o for u.

-4

Suppose 0 = -5*y - 4*t - 27, 0 = 5*t - 3*t - 4. Let q(w) = -w3 - 7*w2 + w + 9. Let j be q(y). Solve 4*d + j + 6 = 0 for d.

-2

Let a(g) = -g3 - g2 + 3. Let k be a(0). Suppose 27 = k*c - 48. Suppose 0 = -4*w + 5 + 3. Solve -c = 3*r + w*r for r.

-5

Suppose s + s - 4*g - 52 = 0, 115 = 5*s - 5*g. Solve 4*b + 0*b + s = 0 for b.

-5

Suppose -2*d + 16 = -d + 3*a, 5*d = 4*a + 4. Let h be (³⁄₂)/(3/d). Let g(v) = v - 2. Let o be g(5). Solve 0 = h*j - o*j for j.

0

Let r(g) be the second derivative of -g⁵⁄₂₀ + 2*g⁴⁄₃ - 5*g³⁄₆ - 5*g2 + 3*g. Let w be r(7). Solve b = -1 + w for b.

3

Let d(m) = -2 - 2 - m3 + 2*m2 + 1 + 6*m**2 + m. Let x be d(8). Suppose -6*q + j = -2*q + 3, 15 = -q + x*j. Solve 2*v + q = 8 for v.

4

Let o(q) = -q**2 - 13*q - 9. Let g be o(-9). Suppose 4*i = -0*z - z + 7, 4*i - 3*z - g = 0. Solve 0 = -i*x + 7 - 1 for x.

2

Suppose 0 = 5*v - 6*v + 4. Suppose 0 = 4*p - 12, -v*s + 0*p - 5*p = -43. Solve -s = u - 4 for u.

-3