Let k(l) = -l - 1. Let p be k(-1). Let u(b) = b**3 + 2*b**2 - 5*b - 2. Let a be u(-3). Solve p*h + a*h = -20 for h.

Suppose 5*q + 14 + 6 = 0, -2*q - 11 = -x. Suppose 5*r - 5*h = 5, -x*r + h + h = -5. Solve a = -r*a for a.

0

Let k = 4 - 1. Suppose 0 = -w + j + 11, 4 - 9 = 5*j. Let c be -2 + 0 - (k - w). Solve -t - 1 = -c for t.

4

Suppose -3*t - 5*y + 1 = 0, 3*t = -0*y + 2*y - 34. Let j(h) = -2*h - 12. Let u be j(t). Let z = -4 - -7. Solve u*s = -z - 5 for s.

-2

Let u = -3 + 5. Suppose 3*a - 3*d = 156, 3*a - 204 = -a + 3*d. Let x be ³⁄₄ + 444/a. Solve -u*w + x + 0 = 0 for w.

5

Suppose -b + 4*v + 15 = 0, -b - b - 5*v = -30. Solve -b = t + 4*t for t.

-3

Let v(t) = t**2 + 2. Let d be v(-2). Solve -3*x - 21 = -d for x.

-5

Let j = -16 - -19. Solve -3*p + 6 = -j for p.

3

Suppose -3*l - 9 = -33. Solve 0*q = 2*q + l for q.

-4

Let v = -81 - -91. Solve c + c = -v for c.

-5

Suppose 3*n - 49 = w, 0 = 4*n - 0*n + 5*w - 59. Solve -n = -5*f + f for f.

4