Let s = 42 - 40. Solve -10 = -3*z - s*z for z.

2

Let r(w) = w + 3. Let z be r(-4). Let g be (z + 1)/(0 - -1). Solve -8 = 2*u - g for u.

-4

Let p(m) = 1 + m - 2*m - m + m. Let z be p(-5). Solve 6 = 4*q - z for q.

3

Suppose -u = u - 8. Suppose -u*c = d + d, 2*c = -5*d + 8. Solve -a = -2 - d for a.

4

Suppose 2*s + 2*l - 4*l + 32 = 0, 0 = -2*s + 5*l - 29. Let m = -10 - s. Let t(j) = -2*j3 - 4*j2 - 2*j + 1. Let a be t(-2). Solve -2 = -a*v - m for v.

-1

Let y be 12/(-10)*70/(-28). Solve -2 = k - y*k for k.

1

Let h = -4 - -7. Suppose 0 = -x + 2*x - h*i - 6, -3*i - 6 = 3*x. Solve 0 = -x*n - 2*n for n.

0

Suppose 0 = 3*z - z. Suppose 5*p - 12 + 2 = z. Solve -p - 2 = -u for u.

4

Let c be 5/(-2)*(6 - 8). Let t(g) = 7 + 2*g - 4*g + g. Let l be t©. Solve -h + l*h = 4 for h.

4

Suppose 4*z - 5*t = -0*z + 30, 5*z - 2*t - 29 = 0. Solve 2 = -z*g - 13 for g.

-3