Suppose -r = -2*r. Solve 4*v + 4 - 12 = r for v.

2

Let w = -5 + 5. Suppose w = 2*h + 3*n - 102, 26 = -h - 5*n + 91. Suppose -h = -5*b + 5*s, -1 = -2*b - 3*s - 8. Solve b + 11 = -5*i for i.

-3

Suppose -13 = -2*q - 3. Solve 8 = q*t - t for t.

2

Let u(g) = -20*g - 3. Let c be u(-2). Suppose 3*i + c = 5*q, 2*q - 11 = -4*i - 43. Let o be 2/i + (-12)/(-54). Solve -4 + o = -p for p.

4

Suppose 3*k + 7 = 43. Solve -m + k = 2*m for m.

4

Let f(y) = -y**2 - 2*y. Let c be f(-2). Suppose p + 2*b - 18 = 2, c = -4*p + 4*b + 20. Solve 4*a - 2*a = p for a.

5

Let o = -11 - -14. Solve 0 = -t - o*t for t.

0

Let n be 9 + (20*-1)/5. Solve -21 = -4*r - n for r.

4

Suppose m + 1 = 3. Suppose 2*p + 7 - 15 = 0. Suppose 4*c - 4*j = 44, 2*j - 1 + 3 = 0. Solve -p*k + c = -m*k for k.

5

Let q = -58 + 66. Solve 3 - q = 5*c for c.

-1