Suppose 16*a = -4*d + 21*a + 53, -4*d = 5*a - 83. Solve 0 = -4*y - 5*w + 11 + 6, 0 = y - 3*w + d for y.

Suppose -4*y + 56 = 3*z - 32, -z + 44 = 2*y. Let a = 24 - y. Solve 5*w - 20 = -5*m, -m + a*w = -4*m + 12 for m.

4

Suppose 5*k = -0k - 215. Let h = k + 27. Let t be (-4)/h(51 + 1 + 0). Solve -4*b - 5*d - t = 0, 8 = -b - 4*d + 2 for b.

-2

Let x be ((-22)/33)/(2/(-45)). Suppose 12*b - 15*b + x = 0. Solve b*s - 5*o - 35 = 0, 5*o = 4*s - 17 - 13 for s.

5

Let y(n) = -13*n + 6. Let a be y(15). Let d = -139 - a. Solve -5*w = 5*m - d, -7*w + 2*w = -4*m - 5 for m.

5

Suppose 293*t = 270*t. Solve 0 = 2*u - u, -5*l + 3*u - 20 = t for l.

-4

Let t be (⁵⁄₂)/((-14)/(-56)). Let w be (-7 + 62/t)/(1/(-45)). Solve 4*i - r = -2*r + 12, w = 4*i - 5*r for i.

4

Suppose 0 = 5*w + 13 - 83. Suppose 30 = t + w*t. Solve -4*x = -5*j + 6, -4 = 4*x - t*j - 2*j for x.

1

Let u be (¹¹⁹⁄₃₅ - ⁶⁄₁₅) + 0. Let h(d) = -d**3 - d + 1. Let t be h(-2). Let l = 13 - t. Solve -4*s + 12 = 4*w, u*w - l*s - s = 3 for w.

2

Let v(p) = -14*p**2 - 240*p - 32. Let i be v(-17). Solve 9 = 4*l + o, -10 = -l + i*o - 19 for l.

1

Let j = -132 + 188. Let x = 70 - j. Solve -2 = -2*r - n, -5*n = 3*r + x - 3 for r.

3