Let s® = -r**2 + 21*r + 5. Let z be s(0). Solve -5*w + 7*w + z*q = 16, -4*w = -4*q - 4 for w.

3

Suppose 0 = 4*u + 2*j - 22, 0 = u + 517*j - 516*j - 5. Solve s - 5*h = -10, -u = -5*s - 3*h - 0 for s.

0

Suppose -5*y - 10 = 2*q, -3*y - 2*q = 3*q + 25. Suppose -5*w = h - 2*h - 20, 3*w - 2*h - 19 = y. Solve 0 = 4*u + w*t - 28, u - 4*u = t - 16 for u.

4

Let c = -34 + 30. Let n be (-1)/c + 456⁄96. Solve n*l = -4*b - 7, 4*b = 2*b - 5*l - 1 for b.

-3

Let k be (-1 - (-6)/9)/(6⁄108)*-2. Solve -4*b - k = -2*v, 3*v - 1 - 5 = 2*b for v.

0

Suppose -3*g + 11 = d, 300*d - 298*d + 10 = 2*g. Solve g*t - 7*t - y = -4, 0 = 5*y - 20 for t.

0

Suppose 0 = 102*t + 19*t - 367 - 843. Solve -3*y - 3*u + 0 + 6 = 0, -4*y + t = 5*u for y.

0

Suppose 23 = -2*s - 33. Let i = 49 + s. Suppose -3*q + t + i = -8, -3*t - 7 = q. Solve b + b - q = 5*p, 2*p - b + 3 = 0 for p.

-2

Let k = -4 - -8. Suppose -14 = -2*o - k*g, -3*o - 3*g + 12 = -o. Solve -4*s = o*h + 11, 2*s + 7 = -2*h - s for h.

-5

Let z = 4135 + -4127. Solve -3*q + 4*o = -5, 0 = 5*q - 5*o - z - 2 for q.

3