Let a = -13 + 17. Solve -u = a*u + 25 for u.

-5

Let c(t) = -t + 1. Let l be c(-3). Solve 14 = l*z + 2 for z.

3

Let j be 2/(-4 - 36/(-8)). Solve 4*q = 2*q + j for q.

2

Suppose -p + 3*p = 0. Suppose 0 = 4*d - p*d. Solve -h - h + 8 = d for h.

4

Let o(i) = -i3 - i2 + 2*i + 3. Let t be o(-2). Suppose t*n = 2*p + 19, 0 = 6*n - n + 3*p. Solve n*u - 23 = -8 for u.

5

Let g be 5⁄2 + (-4)/8. Let v(s) be the second derivative of s**3⁄3 - s. Let h be v(g). Solve 0 = h*w - 5*w - 3 for w.

-3

Let p(b) = b + 3. Let o be p(-7). Suppose -47 = -4*d - x, 2*x + 0 - 6 = 0. Let n = d - o. Solve -n = 6*h - h for h.

-3

Suppose -4*w = -4, -2*i - 4 = -i - 2*w. Let s be (i/(-4))/(1⁄4). Let x be (s/(-2))/(6/(-54)). Solve 4*n - n = x for n.

3

Let b be 8/(0/3 + 2). Let d(p) be the first derivative of -p4⁄4 + p3 + 2*p**2 + 3*p - 1. Let s be d(b). Solve -s*i + i = -8 for i.

4

Suppose -t + 2 = -1. Let i be (8/(-12))/((-2)/(-72)). Let k = 36 + i. Solve k = x + t*x for x.

3