Suppose f - 20 = p, 2*f - 82 + 0 = 4*p. Let l be p/(-4) + (-1)/4. Solve 19 = l*z + 4 for z.

Let z be ((-14)/8)/(²⁄₈). Let l(u) = 13*u + 2. Let m be l(-2). Let j be (1 + z)/(9/m). Solve 2*q + 2*q = -j for q.

-4

Suppose 5*d - 3*r - 38 = 0, 0 = 5*d + 5*r - 29 - 41. Let j = -8 + d. Solve -s = j + 2 for s.

-4

Let h = 105 - 105. Solve 3*j = -h*j for j.

0

Suppose -5*i + 14 = 4*l, 3*i + l - 3*l - 4 = 0. Suppose -i*r + 2 = -2. Solve 3 = -r*b + 13 for b.

5

Let a be (-342)/(-21) - ²⁄₇. Suppose -a = -4*m + 24. Suppose -2*z + 0*z = -m. Solve -3*g + z*g = 4 for g.

2

Let q(f) be the second derivative of f⁵⁄₂₀ - 5*f⁴⁄₁₂ + 5*f³⁄₆ - f2 + 2*f. Let w be q(4). Suppose 5*d - w = 8. Solve d*m + 1 = -7 for m.

-4

Let f(w) be the first derivative of -w**2 + 1. Let u be (-7)/9 + (-12)/54. Let j be f(u). Solve 3 = j*l - 3 for l.

3

Let o = -11 + 9. Suppose 5*v + 20 = -5*w, -5*w + 6 - 33 = -2*v. Let h be ¹⁹⁶⁄₁₀ + o/w. Solve 0 = 4*n + n + h for n.

-4

Let t be ((-2)/(-6))/(¹⁄₃₀). Solve 0 = 4*p + 30 - t for p.

-5

Suppose -41*a = -32*a. Solve -4*h - 6 - 14 = a for h.

-5