Let o(s) = 19*s + 402. Let y be o(-21). Solve b + 4 = 5*r, 2*r + y*b + 8 = b for r.

0

Let u be (0/1)/((40 - -20)/(-20)). Solve -6*w - 36 = 4*o - w, o + 5*w + 24 = u for o.

-4

Let c = -1883 - -1866. Suppose -j + 2*y - 9 = -3*y, 3*j - 4*y + 71 = 0. Let x = c - j. Solve -5*s + 3 = -x, -3*s - 3 = -3*d for d.

4

Let l = 86 - 41. Let w = l + -42. Suppose w*d + 12 = 7*d. Solve -3 = 4*k + d*m, k + 3*m + 1 = -11 for k.

3

Suppose f = -5*l - 0 + 30, -2*l = 5*f - 35. Let d = -57 - -93. Let t = d - 36. Solve v + 4*h + 19 = 0, 5*v = -2*h - t - l for v.

1

Let h = 976 - 968. Solve -i + 3*n - 9 = 0, 2*n + h = -4*i - 0 for i.

-3

Suppose 5*p - 6*i + 2*i = 165, -5*p + 165 = -3*i. Let j be 18⁄4 + p/(-22). Suppose 0*r = -r + j*r. Solve 2*z - 8*h = -4*h + 4, r = -2*h for z.

2

Let b(p) = 2*p**2 + 10p - 9. Let r be b(-8). Let j be (r/(-12) + 2)(-4)/1. Suppose 0*n = -j*n + 10. Solve -14 = 5*g - n*d + 6, 5*d = -2*g - 8 for g.

-4

Let a(w) = -w**2 - 16*w + 135. Let z be a(6). Solve -g - 8 = 5*t - 0*g, 0 = -z*t - 5*g + 4 for t.

-2

Let z = -9 - -2. Let j be 24/(-6) + (3 - z). Let d(b) = -b**2 + 9*b + 36. Let k be d(11). Solve j*p - 5*h - k = 3*p, -5*p - 4*h - 26 = 0 for p.

-2