Let g(n) = 7*n2 + 2*n + 3. Let r(v) = 20*v2 + 5*v + 9. Let s(y) = 17*g(y) - 6*r(y). Let a be s(3). Solve 4 = 2*w - a for w.

2

Let i be (-21)/(-4) + 2/(-8). Suppose 0 = -i*q - s + 5*s + 8, 2*q + 3*s + 6 = 0. Suppose q = -r - 4*r. Solve -4*h + 5 + 3 = r for h.

2

Suppose 19 - 4 = 3*c. Suppose -c*d - j = -d - 29, 5*d = -3*j + 31. Solve -k - d = -3*k for k.

4

Suppose 4*s = -8 - 20. Let z(u) = -u**2 - 7*u. Let p be z(s). Solve p = 2*v - 3*v - 2 for v.

-2

Let t© = c + 11. Let l be t(-9). Solve 0 = l*y + y + 9 for y.

-3

Let x(k) = k + 18. Let i be x(-15). Let t = 2 + i. Solve z = t*z for z.

0

Suppose 2*d + 28 = -5*n, -n - 2*d - 20 = 2*n. Let s = -1 - n. Solve -s*u + 2*u = 0 for u.

0

Suppose 5*x = 2*y + 25, -4*y + y + 2*x - 10 = 0. Solve y + 3 = v for v.

3

Suppose -5*p - 2*q + 117 = 0, -2*q + 3*q = 4*p - 91. Solve 19*s - 20 = p*s for s.

-5

Suppose 5*u = 72 - 7. Solve 3*b - u = -1 for b.

4