Let a(w) = -144*w + 864. Let r be a(6). Solve r = -4*s - k - 23, 15*k + 22 = -5*s + 16*k for s.

Let k(p) = -3*p + 7. Let j be k(3). Let w(m) = -2*m3 - 8*m2 - 12*m - 4. Let t be w(j). Solve d = 4*d + t*z, -3*d - 5*z - 3 = 0 for d.

4

Let u be 0 + (-1)/3 - ²⁶⁸²⁄₅₄. Let t = 69 + u. Let r = t + -15. Solve 5*d = w + 6, -6*w + r*d - 7 = -3*w for w.

-1

Suppose 4*k + 4*u - 2 = -u, -2*u + 5 = 3*k. Let r be (((-36)/15)/k)/((-6)/30). Solve -4*s = -2*s - 4*a - 4, -r*a = 4*s + 28 for s.

-4

Let k(z) = z2 + 7*z - 9. Let m be k(-10). Let u(l) = l + 7 + 5 - 11*l2 - l**3 + 2. Let y be u(-11). Solve 5*w - 3*f - m = 0, 13 = y*w - 4*f - 4 for w.

3

Let l = -2764 - -2769. Solve -l*d - 4*s - 1 + 4 = 0, d - 4*s = -9 for d.

-1

Let q = -27 + 30. Suppose -q*c + 4*v = 4, -c - v = -9 + 1. Suppose 3*g + 3 = c*g. Solve g*p = -3*x + 6, 2*x - 3*p - 10 = -1 for x.

3

Let f(g) = 2*g3 - 16*g2 + 8*g + 43. Let s be f(7). Solve 5*x + 3*k = 27, 0*x - s = -3*x + 2*k for x.

3

Let c be ((-64)/6)/((-48)/(-360)). Let x = -57 - c. Solve -2*a = 2*a + t + x, -4*t = 5*a + 37 for a.

-5

Let k = -443 + 443. Solve k = 5*z + 3*n - 13, -2*z + 6*n = 2*n for z.

2

Let z be -2 - 286²⁄₄-1. Let h = z + -137. Solve -4*n + 2*p + 8 = h*p, 5*p + 10 = 0 for n.

3