Let u = 6 + 1. Suppose 1 - u = -3*l. Let a = 22 - 7. Solve 5*d - l*d = a for d.

Let j® = -r**2 - 2*r + 6. Let s be j(-3). Solve s = 4*n - 7*n for n.

-1

Let u(g) = -g3 + 6*g2 + g - 2. Let l be (45/(-10))/((-3)/4). Let s be u(l). Solve -s - 1 = 5*x for x.

-1

Suppose 3*p = 3*w + 7*p + 14, 20 = -4*p. Solve -w*q = -0*q for q.

0

Let i(f) = 3*f**2 - f + 2. Let z be i(1). Suppose 5*v = -z*p - 3, 4*v + 19 + 5 = 4*p. Solve x + p = -2*x for x.

-1

Let w be 0 + -1 + -1 - -5. Suppose 7 = -4*a - 1, w*r - 19 = 5*a. Solve j = r*j for j.

0

Suppose -3*u = -4*u + 4*a + 3, u - a - 3 = 0. Let n be 2/(-6) - ²⁄₃. Let l = n + u. Solve -l*b + 7 - 3 = 0 for b.

2

Let j be (-8)/12 + ⁵⁄₃. Suppose -j + 7 = 3*y. Solve -q + y*q = -3 for q.

-3

Let d(a) be the third derivative of a⁵⁄₃₀ - a⁴⁄₁₂ - a³⁄₆ + 3*a2. Let v be 1/(1 + -1 - 1). Let r be d(v). Solve j = -r - 2 for j.

-5

Let n be 1 + 1 - 4/(-2). Suppose 0 = -5*d + 5*k - 18 + 3, -n*d + 3 = -k. Solve u = d*u - 2 for u.

2

Suppose -1 = -5*f + 39. Let h be (-2)/f + (-9)/(-4). Solve 2 = 4*u - h for u.

1