Suppose -4*c = -12, 5*r - 6 = 4*r - c. Solve -4*s + 3*s + r = 0 for s.

Let j be (20/(-8))/((-2)/(-4)). Let s(m) = -m3 - 4*m2 + 6*m + 4. Let t be s(j). Let y be t/((-2)/(-3) - 1). Solve -2*n = -y*n for n.

0

Let m(v) = -8*v2 + v + 4*v2 - v3 - 3*v2 + 7. Let k be m(-7). Suppose 0*t + 6 = 3*t. Solve 5*n - t*n = k for n.

0

Let n be (2 + -4 + 2)/(-1). Suppose 0 = -n*k + 2*k. Solve k = -r - r + 4 for r.

2

Suppose 4 + 5 = 3*v. Solve -v*z - 4 = -z for z.

-2

Suppose v - 4 = -v. Suppose 5*b - 18 = v. Suppose -2*m - 3*j = 5 + 3, -4*j - 24 = -b*m. Solve -m*r = -4*r for r.

0

Let h be 40 + (-3)/(-9)*1*3. Solve 0 = 5*t + 16 - h for t.

5

Let f = -6 + 11. Let u(d) = -d**2 + 6*d - 1. Let n be u(f). Solve -n*x = -4 - 8 for x.

3

Let d(w) = -2*w**2 + 11*w + 4. Let h be d(5). Solve -3*j + 0 = -h for j.

3

Let p = 3 + 0. Let g(u) = 3*u3 + 2*u2 - 1. Let t be g(1). Suppose -t*o + p = -5. Solve -3*v - o*v - 5 = 0 for v.

-1

Let i be ²⁸⁄₁₂ - ¹⁄₃. Suppose -2 = -4*a + r, -i*a = 3*a - 4*r - 8. Solve a = y + 4 for y.

-4