Let b(u) = -7*u - 10. Let g be b(-2). Solve g*i - 15 = -i for i.

3

Suppose -4*v - 8 = -3*u + 5, 0 = 2*u + v - 5. Let w = -23 - -25. Solve u + w = a for a.

5

Suppose 0 = 2*t + 5*t - 140. Solve 5 = -5*h - t for h.

-5

Let h be 1⁄5 + (-54)/(-30) + 3. Solve h*k - 10 = -0 for k.

2

Let p be -2 + (2 - 1 - -6). Suppose 5*y - 19 = -2*s, -3*y - 2*s + 24 = -p*s. Suppose y*k = 3*n + 6, 4*n - 2*k + 6*k = 24. Solve f - 20 = -n*f for f.

5

Let r be 4 - 0/(-1 + 0). Let i = -406 - -419. Solve -i = -r*j + 3 for j.

4

Suppose 3*c - 4*z = -2*c + 10, c = -5*z + 2. Solve c*p = p + 2 for p.

2

Let x be (-50)/4*32/(-20). Solve f = 6*f - x for f.

4

Suppose 2*f - 4 = -f + s, -2*f - 5*s = 20. Let t be (-6 - -3 - f) + 6. Solve t*b - 8 = -b for b.

2

Let b be 18/(-8)*(-32)/6. Let g = 12 - b. Solve g = -2*f + 1 + 5 for f.

3