Let w = 84 + -81. Solve 3*u = -0 - w for u.

Let m = -28 + 30. Solve 0 = l - m*l for l.

0

Let j be (¹⁵⁄₂)/5*-2. Let q be 3*j/(-9) + 2. Solve q*a - 8*a = 15 for a.

-3

Let a© = 2*c**2 + 10*c - 1. Let j be a(-7). Solve -5*m - 7 = -j for m.

4

Let d(v) be the third derivative of -v⁶⁄₁₂₀ - v⁵⁄₁₂ + 2*v³⁄₃ + 15*v2. Let w be ¹⁰⁄₆*(-1 - 2). Let q be d(w). Solve 0 = -q*u - 0*u for u.

0

Let u = 146 - 103. Let c = -29 + u. Suppose 4*x = g + 14, 0 = -x - 6*g + g + c. Solve -4 = -x*n - 0 for n.

1

Let v® = r + 3. Let n be v(-3). Solve n*a + 5 = a for a.

5

Let i(l) = 4*l**2 - 10*l + 10. Let q be i(3). Solve -2*r - 2*r = q for r.

-4

Suppose -3*k = 2*k - 15. Let t = 8 - k. Solve -p = -t*p - 16 for p.

-4

Suppose j - 6*j - 2*t + 20 = 0, 0 = j - 2*t + 8. Let n be (j/(-4))/(2/(-8)). Solve n*c + 3 - 5 = 0 for c.

1

Let k(q) = q + 12. Let p be k(-6). Solve -2*y + p*y = -20 for y.

-5