Suppose t = 6*t - 15. Suppose -4*k - 5*y = -2*y - 9, -t*k - 3 = -y. Solve k*n = 5*n - 15 for n.

Suppose -3*l + 0 = -15. Solve 0 = -10*f + l*f - 20 for f.

-4

Let i(t) = -t**2 + 7t + 7. Let u be -1(0 - 0/(-1)). Suppose u = -x + 1 + 6. Let y be i(x). Solve -y = -5*h - 2 for h.

1

Let q(h) = h - 3. Let u be q(5). Solve -u*v = -v for v.

0

Let j(y) = y3 - 3*y2 - 3*y - 2. Let s be j(4). Suppose 0 = 8*z - 3*z + 2*m + 41, -3*m + 24 = -2*z. Let h = 11 + z. Solve s = -f - h for f.

-4

Let q(d) = d3 + 5*d2 - 3*d + 3. Let s(y) be the first derivative of -y**²⁄₂ + 2*y - 2. Let a be s(7). Let u be q(a). Solve u = -4*k - 2 for k.

-5

Suppose 8*y - 5*y = 3*h, 0 = -3*h + 4*y - 2. Solve 1 = d - h*d for d.

-1

Let f = 11 + -5. Solve f*n - 5 = n for n.

1

Let z(x) be the second derivative of -x⁴⁄₁₂ + 2*x³⁄₃ - x. Let l(b) = -b**2 + 5*b + 1. Let m(j) = 4*l(j) - 5*z(j). Let v be m(0). Solve 6 = -v*q + 2*q for q.

-3

Let j = -1 - -3. Suppose 0*y = j*y - 4. Solve -y*u - 20 = 2*u for u.

-5

Let f be 4/(-8)*0/3. Solve f = -r + 4*r for r.

0