Suppose -45*w - 5*j = -40*w - 20, -j = 2*w - 7. Solve -r + 0*x - w = 3*x, -4*x = 3*r + 9 for r.

Let q(i) = 2*i - 12. Let f be q(24). Suppose 7*l - f = -2*l. Solve -d + 7 = -3*c, 2*d + 2 = l*d - 3*c for d.

-5

Let b(j) = j3 - 6*j2 + 2*j - 10. Let l be b(6). Suppose 5 = -a + 4*o + 10, -3*o + 10 = l*a. Solve -2*h + 12 = g, -4*g - 12 + 48 = a*h for g.

4

Suppose 4 = -j + 8. Suppose -j*h - 8 = -0*h. Let n be h/7 + ⁸⁸⁄₁₄ + -2. Solve -23 = f - n*l, -f + 31 = -3*f + 5*l for f.

-3

Let g(u) = u**2 - 2*u + 26. Let z be g(6). Let h = z - 48. Let l = 17 - 15. Solve -3*y + 3 = -q + 4, l = y + h*q for y.

0

Suppose -3*b + 9 = 0, 18 = 5*n + 2*b - b. Solve 4*s - 8 = n*q + q, 0 = -3*q - 3 for s.

1

Suppose 0 = 4*l - 7 + 3. Let h be (l + -2)/((-1)/2). Suppose 0 = 2*u + 4*x - 38, -h*u + 28 = -0*u - x. Solve 3*r = 3*b + b + 5, -b = -4*r - u for b.

-5

Let j(s) = 69*s**2 - 20*s + 34. Let u be j(2). Suppose 31*d = 4d + u. Let z be ⁸⁄₆(0 + 3). Solve -7 = -5*q - 2*m - 3, -d = z*q - 5*m for q.

0

Suppose 3*d + 2*r + 4 = 0, 43*r - 40*r = -5*d - 6. Solve d = u + 2*n - 2, 0 = 2*u - 3*n + 10 + 7 for u.

-4

Suppose -19*v - 16 = -23*v. Suppose 9*x - v*x = 20. Solve -5*s + 12 = -x*m, 5*s - 4*m = -3*m + 18 for s.

4

Let t(j) = j**2 + 6*j - 158. Let g be t(-16). Solve 4*u = 4*o + 7 - 3, g*o - 1 = u for o.

2