Let s = -4 - -5. Let v = 5 - s. Solve -v = f + f for f.

Let k = -9 - -24. Suppose 2*d + 4*a = 1 + k, 0 = -5*d - 3*a + 26. Suppose d*s = 3 + 5. Solve 10 + 0 = s*v for v.

5

Let w be 0 + 2 + (-2 - -3). Solve r - 7 = -w for r.

4

Let m(p) = 2*p**2 + 13*p - 4. Let l be m(-7). Solve -2*y - l = 5 for y.

-4

Let q = -28 - -19. Let h = q + 11. Solve h*m + 4 = m for m.

-4

Let i(y) = y + y - 4 - 2. Let c be i(10). Solve -3*h + 2 - c = 0 for h.

-4

Let p be (²⁰⁄₂₅)/((-1)/(-5)). Suppose -3*j + 2*q = -52, -q - 4 = -2*q. Solve -m - j = p*m for m.

-4

Suppose 0 = -9*v + 4*v + 60. Let o = -7 + v. Suppose -q - q + 6 = 0, 0 = o*k - 4*q + 12. Solve -8 = 2*z - k*z for z.

-4

Let f(q) = -2*q. Let w be f(-1). Suppose 2*i + 4 = 2*y, i + 2*y + w*y = 23. Let h® = r**2 - 7*r. Let b be h(7). Solve 2*p - p - i = b for p.

3

Let t be 2*(2 - (-2 + 3)). Solve t*n - 4 = n for n.

4

Let w(m) = -m + 12. Suppose -5*g - 7 + 58 = -3*o, -5*g - 4*o = -37. Let y be w(g). Solve -h - 4 = y*h for h.

-1