Suppose 0 = -4*c + 8. Let y = c - -1. Let p be 1 - (-4)/1 - 0. Solve -y = 4*r - p*r for r.

Let t = -12 + 5. Let i = t + 1. Let c be 3*-1*8/i. Solve -m + c = m for m.

2

Let l = 8 - 2. Let h be (l/(-5))/((-12)/40). Solve h + 6 = 5*y for y.

2

Let u be 0/(3/(-1) + 2). Suppose -2 = -h + 3*a, u = -2*h - 3*a + 2 + 2. Solve 4*q + 10 = -h for q.

-3

Let j be ((-24)/(-10))/((-18)/120). Let n be (j + 17)*0/(-2). Solve n*m = 2*m - 4 for m.

2

Let m be (²⁰⁄₆)/((-16)/(-24)). Solve 0 = m*k - 7*k for k.

0

Let y = -2 - -2. Let l = 19 - 18. Let q be l/((-1)/(-4)) + -2. Solve y*x = -2*x + q for x.

1

Suppose -16 = -6*k + 2*k. Suppose k*c - 5 = 7. Solve 3 = c*w - 3 for w.

2

Suppose -5*m + 19 + 6 = 0. Solve m*o + 31 = 6 for o.

-5

Suppose 0 = -0*f - 6*f. Solve -2*q = -f*q - 6 for q.

3

Let z(f) be the second derivative of f⁵⁄₂₀ + f⁴⁄₄ - 5*f³⁄₆ - 3*f²⁄₂ - f. Let t = -6 - -2. Let w be z(t). Solve -w = -3*q - 10 for q.

-3