Let v(j) = -j - 5. Let k be v(-7). Let h = 1 + 2. Solve k*s + h*s - 20 = 0 for s.

4

Suppose -3*w = -5*w + 30. Suppose 5*s - 20 = 0, b + w - 42 = -5*s. Let n be (5 - b)*2/(-4). Solve n = 2*q + 3 for q.

-1

Let p = 13 + -14. Let i be (p + 1)*(6 - 7). Solve i*q + 8 = 2*q for q.

4

Suppose -2*l = -l. Let z be 1*4 + 0 - -1. Solve u - z*u = l for u.

0

Let k(x) = -2*x - 9. Let m be k(-7). Solve -2 = -m*r + 8 for r.

2

Suppose 4*b - c - 8 = 0, -b + 3*b - 2*c + 2 = 0. Solve -4*z - b = -z for z.

-1

Let i© = c + 1. Let p(m) = 5*m + 18. Let q(y) = -4*i(y) + p(y). Let d be q(-9). Solve 25 = 5*f + d for f.

4

Let r(b) = -b - 2. Let g be r(-6). Suppose 2*c + 5 - 1 = 3*t, g = 2*t. Solve i + c = -0*i for i.

-1

Suppose 2*s + 90 = 5*i - 3*s, 2*i + 3*s - 21 = 0. Solve w = -4*w - i for w.

-3

Suppose 15 = -3*a + 8*a. Solve 11 = -a*z - 1 for z.

-4