Suppose 2*c + 3*d + 2*d = -13, 3*c + 3*d = -6. Solve -c = r + 4 for r.

-5

Suppose 0 = 3*x - 7*x. Suppose x = 2*k + 10 + 2. Let a be -3*4/k - 0. Solve -3*u = -a*u for u.

0

Let x be 6/(-12)*(1 - 13). Solve x*p = p + 15 for p.

3

Suppose 4*b + 18 = 2*g - 0, 9 = -3*g - 3*b. Let r be ((-18)/(-4))/(g/(-2)). Let i = -5 - r. Solve 0*c = i*c - 16 for c.

4

Let g(u) = -u**2 + 4*u. Let c be g(4). Solve c*i = i for i.

0

Let a(z) = -2*z*2 + z - 1. Let x be a(1). Let f be 2 + x(2 - 1). Solve -3*n - n + 8 = f for n.

2

Let q = 58 + -58. Solve q = 5*g - 2*g - 12 for g.

4

Suppose 8 = -2*k + 20. Suppose 0 = -h - o + k*o + 13, -h + 7 = -2*o. Solve -j + h = -2 for j.

5

Let l(f) = f**2 + 6*f + 3. Let g be l(-6). Solve 2*p - g*p = 0 for p.

0

Suppose -4*a + 0*a = -2*s - 42, -4*a + 4*s + 36 = 0. Solve -3*p - p - a = 0 for p.

-3