Let i be ((-4)/4)/((16/24)/(-2)). Solve c - 11 = 4*c - 5*t, 4*c = -i*t - 5 for c.

Suppose -2*o + 4 = -c, -15*o + 2*c = -18*o + 6. Solve 5*l - o*v + 7 - 20 = 0, 2*l - 11 = -5*v for l.

3

Suppose 32 = 7*n - 2*g, 0*g = -4*n + 3*g + 22. Suppose 2*c - 29 = -5. Solve -n*q + b - c = 0, -2*b + 4*b - 2 = -3*q for q.

-2

Let z(a) = -2*a - 1. Let u be z(-5). Let c(v) = 9 - 16*v - u*v + 24*v. Let f be c(9). Solve f = -6*y + 2*y, o - 5*y = -3 for o.

-3

Let z(k) be the first derivative of k⁴⁄₄ - 3*k3 - 5*k**²⁄₂ + 14*k + 5. Let u be z(9). Let d = -19 - u. Solve -w + 5 = -5*h + 4*w, -2*h = -4*w + d for h.

4

Suppose 4*u - 14 = 2*l, -3*l - 2*l = u - 9. Let m be ³⁄₅ - (l - ³²¹⁄₁₅). Let q = m + -17. Solve -25 = -6*z + 3*z - q*c, -z = -c + 1 for z.

3

Suppose -4*w = 2*g - g - 20, -4*w + 32 = 4*g. Let x = -54 + 90. Suppose x = 5*v + g*v. Solve f + 15 = -2*z + v*f, 0 = 5*z + f - 5 for z.

0

Suppose -2*h - 5*d = -19 - 1, -3*d = 0. Suppose -6*p = -h - 8. Solve 0 = p*r + o - 2*o + 9, -2*o = -4*r - 14 for r.

-2

Let j = 4945 + -4941. Solve 4*u + 17 = -l + 9, -j*l + 2*u = -22 for l.

4

Let m be (-11 - -12)/1*4. Solve 4*b - t - 6 = -2*t, 4*b + m*t = 12 for b.

1

Let d = -3080 - -3090. Solve l - 3*l - 14 = 5*y, -2*y - 3*l = d for y.

-2