Let x = -18 - -18. Solve x*o - 2*o = 6 for o.

Suppose 3*r + 1 = -5. Let t(l) be the first derivative of 2*l³⁄₃ + 2*l2 + 3*l + 7. Let i be t®. Solve i = f - 0*f for f.

3

Let z(v) = -v3 - 4*v2 - 4*v - 6. Let s be z(-4). Solve -4*n = -2 + s for n.

-2

Suppose 4*i + 10 = -s - 0*s, 0 = -2*s + 4*i + 16. Suppose 0 = s*b - 0 - 4. Let t be (b + (-2 - 0))/(-1). Solve t*f + 1 = f for f.

1

Let b = 28 + -20. Solve -3*q - b = -q for q.

-4

Suppose 0 = 2*g - 2 - 6. Suppose -g*d = 8, -r + 2*d = 3*r - 12. Let s(u) = -u3 - 3*u2 + 5*u + 4. Let n be s(-4). Solve y - r - 2 = n for y.

4

Let p(i) = -i3 - i2 - i + 6. Let b be p(0). Let a = -1 + b. Solve 7 + 13 = -a*c for c.

-4

Let f® be the first derivative of -r⁴⁄₄ + 2*r³⁄₃ - 1. Let d be f(2). Suppose h = -3*h. Solve h = -5*p - d*p for p.

0

Suppose -p + 5 = 2, -23 = -4*b - p. Suppose 15 = 3*u - b*t - 17, -5*t - 16 = u. Solve -25 = z + u*z for z.

-5

Let g be 103/(-7) + (-6)/21. Let h be (-1 + 1 - -1)*g. Let j = -6 - h. Solve -4*y - 10 = -j*y for y.

2

Suppose -5 = x - 4*p + 9, 68 = -4*x + 4*p. Let q = 20 + x. Solve k + q = -1 for k.

-3