Let w be 8/6 + (-923)/(-39). Let c be ((-2)/5)/((-5)/w). Solve -k = -3*k + c for k.

Let h be (-424)/(-12) - (-8)/(-6). Suppose -2*b - 10 + h = 0. Solve -2*q - b = -5*q for q.

4

Let z® = r**2 - 2*r + 2. Let v be z(2). Solve l + 1 = v*l for l.

1

Let t be ¹⁄₄ + (-156)/(-16). Let b = 7 - 1. Solve m = b*m + t for m.

-2

Let s(x) = x - 1. Let r be s(6). Suppose -2*g = -r*g. Solve g*n = -n - 2 for n.

-2

Let z(w) = w + 20. Let x be z(0). Suppose x = 4*y - 0*y. Let n© = -c**2 + 6*c + 3. Let h be n(6). Solve y = -4*u + h*u for u.

-5

Let q = -13 + 17. Solve q*i - 3*i + 3 = 0 for i.

-3

Let w(q) = -q**2 - 12*q - 25. Let p be w(-7). Solve -4*v = -p - 6 for v.

4

Let g© be the third derivative of -c⁶⁄₁₂₀ + 7*c⁵⁄₆₀ - 5*c⁴⁄₂₄ + 2*c2. Let z be g(4). Suppose d - z = -3*d. Solve d - 1 = 2*q for q.

3

Let y be 5 + (0/4 - 1). Solve -3*w + y = 19 for w.

-5

Let l be (6 - (-9)/(-3)) + -3. Solve -3*d - 6 + 3 = l for d.

-1