Let l(s) = 5*s + 1. Let x be l(-1). Let f(d) = -4 - d + 3*d - 7*d + 3*d. Let y be f(x). Solve -y*c - c = -20 for c.

4

Suppose -24 = -13*z + 2. Solve 0 = -4*g + 2*g - z for g.

-1

Suppose 2*w - 4 = -5*k, 2*w - 3*w = k + 1. Suppose 24 = 5*c - c. Let a = -4 + c. Solve a*r = -0 - k for r.

-1

Suppose -z - 2*z + 10 = s, 16 = 2*s + 5*z. Let q = -1 - 3. Let c = s - q. Solve c*b = -0 - 4 for b.

-2

Let s© = -c3 + c2 + c + 2. Let r(p) = -p**2 - 6*p + 7. Let l be r(-7). Let b be s(l). Solve -j - b*j = -15 for j.

5

Let m = 15 - 37. Let f = m - -37. Solve -2*v - f = -5*v for v.

5

Suppose -3*a + 2*a + 8 = 3*f, 16 = 4*f - 4*a. Solve 0 = 6*w + 21 - f for w.

-3

Suppose -l - 3*l + 12 = 0. Suppose -l*q - 15 = 3*t, -2*t - 3*q = -8 + 23. Suppose -2*p + 24 = -a + 5*a, a - p = t. Solve -a*x = -4 - 0 for x.

1

Suppose 4 = -0*v - 2*v - 2*d, 3*v + 2*d = -1. Solve -2 = -k + v for k.

5

Let y = 31 + -27. Suppose 2*h + 5*j + 15 = 0, -2*h + h - 2*j = 5. Suppose 0*c + 35 = h*c. Solve -z - c = -y for z.

-3