Suppose -4*n + 9*n = 40. Solve n = -h + 5*h for h.

2

Suppose 2*u = -3*j + 14, 0 = -0*j + 5*j - u - 19. Let a = 7 - j. Solve -q + a = 2*q for q.

1

Suppose -t - 39 = -4*p + 2*t, 33 = 4*p - 5*t. Solve 6*q - p = 2*q for q.

3

Suppose -6*f + f + 15 = 0. Let s = 18 - 6. Solve f*y + s = -0*y for y.

-4

Suppose -18 + 3 = -3*c. Solve 3*d - 14 = -c for d.

3

Let r(q) be the second derivative of -3*q5⁄20 + q4⁄12 + q**3⁄6 + 3*q. Let o be r(-1). Solve -c - o*c = 8 for c.

-2

Suppose -w + 6 = y, 3*w = 2*y - 1 - 16. Solve 0 = -2*l - 3 - y for l.

-5

Let u = -211 - -214. Solve -u*h = -17 + 2 for h.

5

Suppose 3*g + 2*g - 10 = 0. Solve 0 = -y - g*y for y.

0

Suppose 2*k - 5*h = -3*h + 6, 2*k - 21 = -3*h. Suppose -k*i = -5*i. Let b(j) = j + 1. Let m be b(i). Solve -2*c = -7 - m for c.

4