Let k(c) = c + 16. Let x be k(-13). Let m be (-30)/40*(-8)/x. Solve 0*l = m*l for l.

Suppose -20 = 4*n - 9*n. Let u(q) = -3 - 2*q + 2*q - 3*q2 - 2*q3 - n*q. Let i be u(-2). Solve 7 = 4*j - i for j.

4

Suppose 5*x - 3*t = x + 3, 2*x - 3*t = 3. Let n = 0 + 6. Suppose 0 = -3*w + 6*y - 3*y + n, -2 = 2*y. Solve x = -2*q + w + 5 for q.

3

Let z(i) = i**2 - 12*i + 13. Let n be z(11). Solve n*x - 7*x = -5 for x.

1

Suppose -2*z + 7 = 2*l - 3, -10 = -4*z - 2*l. Solve z = -0*h + 2*h + 8 for h.

-4

Let v(l) = l**2 - 8*l + 9. Let s be v(7). Solve 2*o - 8 = -s*o for o.

2

Let t = -24 - -40. Solve -3*n - t = -7 for n.

-3

Let p(y) be the second derivative of y³⁄₃ - 2*y2 - 4*y. Let j be p(4). Solve 12 = w - j*w for w.

-4

Suppose 0 = -4*m + 2*m + 20. Solve m = 5*h - 5 for h.

3

Suppose -v + 3*r + 24 = 2*v, -15 = 5*r. Solve 0 = x - 3 + v for x.

-2

Suppose -22 = -4*y + 2*j, -5*y + j + 6 = -17. Solve -f = -y*f + 6 for f.

2