Suppose -d - 5*c = d - 5, 3*d - 3*c - 18 = 0. Let w(z) = z**2 - 5*z + 2. Let g be w(d). Solve 0 = g*k - 7*k for k.

Suppose -35*u = -38*u + 15. Solve -u*l = 2 + 18 for l.

-4

Let g® be the third derivative of -r⁵⁄₆₀ + r⁴⁄₆ + 2*r³⁄₃ + 4*r2. Let o be g(4). Solve -o = -w - 6 for w.

-2

Suppose 7*h - 16 = -2. Solve 0 = -k + h*k for k.

0

Suppose 12*z - 17*z = -50. Solve -4 + z = 2*x for x.

3

Let o be (-8)/(-6) - ¹⁰⁄₃. Let t be (-1 - o) + -1 + 4. Solve 0 = -b - b - t for b.

-2

Let t be ((-60)/35)/((-2)/7). Solve -t*g = -3*g + 15 for g.

-5

Let g be (2 + -1)/(²⁄₄). Let o(y) = -y3 + 4*y2 - 4*y + 3. Let u be o(3). Solve -g*r + 4 + u = 0 for r.

2

Let f = 1 + 1. Suppose f*o - 20 = 12. Solve -5*y - 4 - o = 0 for y.

-4

Let n = 15 - 11. Suppose n*t = 2*j + 14, -3*j - 3*t + 2*t + 14 = 0. Suppose 0*b = j*b. Solve m + b = 2 for m.

2

Suppose 2*j = -6*j + 16. Solve -1 - 3 = j*b for b.

-2