Suppose -r - 4*z = -4*r - 8, -3*r + 3*z - 3 = 0. Let p = r - 0. Solve a - 4*u - p = -2*a, -3*a - 2*u = 20 for a.

-4

Let l(a) = -3*a3 + a2 + 3*a + 2. Suppose 4*q - 26 = -22. Suppose -4*f - q = 7. Let n be l(f). Solve 4*d + 2*b = n, d - 2*b + 12 = 2*b for d.

4

Suppose -3*q = 2*y - 2, -75*y + 74*y = -5*q + 12. Let j = 20 - 19. Solve -2*s + j + 8 = u, -2*u + 12 = q*s for s.

3

Suppose 2509*i + 3 = 2506*i + 12. Solve 0 = 2*k + 4*n - 12, -21*k = -19*k + n - i for k.

0

Let q = 3841 - 3833. Solve 0 = a - 4*t - 2, 7*t + q = 4*a + 10*t for a.

2

Let t(l) = -l3 - 7*l2 - 7l - 3. Let p be t(-6). Let o be ((-918)/(-85) + -12)(-10)/3. Solve 0 = p*y + 10 - 1, -2*j + 20 = -o*y for j.

4

Let c be 2 + -3 + (-6 - -4). Let z be ((-15)/(-7) + c)/((-6)/28). Solve 5*u - 19 = -z*y, 2*u + 0*u = 4*y + 2 for u.

3

Suppose -738 = -35*u + 41*u. Let y = -120 - u. Solve -3*t - t = -y*j - 21, 0 = -t + 4*j + 15 for t.

3

Let p(v) = -2*v**2 + 27*v - 86. Let n be p(6). Solve -8*m = 5*u - 13*m + 15, 0 = 2*u - n*m + 12 for u.

0

Let i = -6 + -2. Let s = i + 11. Suppose 5*t - 1233 + 1303 = 5*b, t - 2 = -3*b. Solve -2 = p - b*a + s, p + 4*a = 11 for p.

3