Let c® = -r - 13. Let m be c(-11). Let f = m + 3. Solve -5*l - f = 9 for l.

-2

Suppose -4*v - c = -16, -5*v + c + 0 = -20. Suppose -z = -2*o + 4, v*z + 0 = 2*o + 2. Solve 0 = f + o*f + 8 for f.

-2

Let s(m) = -m3 + 5*m2 - m - 2. Let b be s(4). Solve -b = -4*y + 6 for y.

4

Let y be (-1 + 7)/(3 + -1). Suppose k + y*k - 8 = 0. Suppose 4*c + k*z + z + 9 = 0, 5*z + 15 = 0. Solve c = -0*f - 5*f + 15 for f.

3

Suppose 0 = -7*y + 9*y. Solve y = -4*w - 6 + 2 for w.

-1

Let f = 1 - -3. Suppose 4*z = 1 + 19. Suppose f*v + 4*g = -g + 20, -z*v = -5*g + 20. Solve -t + 3*t = v for t.

0

Let b = 1 - 7. Let k be (-39)/b - 2⁄4. Solve -k = -5*c - 1 for c.

1

Let b(x) = -x3 - 3*x2 - x - 1. Let s be (-1 - -2)*3/(-1). Let k be b(s). Solve -k*q = q - 6 for q.

2

Let v = -23 + 25. Solve 4*p - v = 2*p for p.

1

Suppose 2*z - z + 2*z = 0. Solve z*k - 5 = k for k.

-5