Let x = 43 - 46. Let h be (x/4)/((-54)/144). Let a = 53 - 37. Solve -h*r - 2*v = -a, -4*v + 22 + 13 = 5*r for r.

3

Let i = 2282 - 2282. Solve -3*c = i, -7*a + 3*a = -c for a.

0

Suppose -203*a - 46 = -226*a. Solve 0 = -4*z - d + a*d - 4, 0 = -2*d for z.

-1

Suppose 3*d - 2*l = -0*d - 128, 0 = 5*d - l + 225. Let m = d - -49. Suppose -n + w - 5 = -w, -3*n = -m*w. Solve 5*q + x - 15 = -0*q, 2*q + n*x = 6 for q.

3

Suppose 0 = -4*r - 3*c - 32 + 51, 0 = 2*r - 2*c - 6. Solve -x - r*t = 0, 3*t + 5 = x - 3*x for x.

-4

Let p = 3241 + -3238. Solve 2*b + 4*x - 10 = 4, p = x for b.

1

Suppose 12 = -4*u + 16. Let r = u + 23. Let w = r - 19. Solve -3*x + 3*v = 8*v + 32, 40 = -w*x - 5*v for x.

-4

Let x = -4691 + 4694. Solve -4*v + 11 = -5*t, -x*t - 7 = t - 5*v for t.

-3

Suppose 1182*k - 1180*k - 2*j = 20, 0 = -4*j - 16. Suppose -5*o - 35 = -5*b, -o = 2*b + 3*o + 16. Solve -k = 4*x + 2*r, 0 = 6*x - b*x - r + 9 for x.

-2

Suppose 0 = -9*z - 8*z + 34. Suppose 1 + z = j, 0 = -5*c + 3*j + 36. Solve b + 2*x = -2*b - c, -4*b - 4*x - 16 = 0 for b.

-1