Let g be (-23)/(-7) + (-2)/7. Let c = 13 + -12. Solve -j - g = -c for j.

Let o(n) = -n3 - 2*n2 - 3*n - 3. Let g be o(-2). Let i(a) = a - 3. Let u be i(g). Let v(y) = -y. Let f be v(u). Solve f = k + 3*k + 12 for k.

-3

Suppose 4*j = -0 + 16. Let k = 1 + -1. Let o = k + 1. Solve j*y = -o + 21 for y.

5

Let c(l) be the third derivative of l⁵⁄₆₀ - 5*l⁴⁄₂₄ - l3 + l2. Let y be c(6). Suppose y = 4*t - 2*t. Solve t*f = f for f.

0

Suppose 0 = 2*c - 4*a - 6, -3*c + 3*a + 9 = -c. Let u = -2 + 18. Solve 5*p = u + c for p.

5

Let w = 11 + -7. Let u be 4 - w - (-2)/2. Solve 0 = -2*o + 5 - u for o.

2

Let i(x) = x**2 - 7*x - 3. Let a be i(6). Let s be a/(-2) + 1/(-2). Let q = -2 - -2. Solve s*j + q*j = 0 for j.

0

Let a(g) = -g3 - g - 1. Let z be a(0). Let v(h) = h2 - 1. Let r be v(z). Solve r = -2*j + 3*j for j.

0

Let h be ¹⁄₄ - (-3)/(-12). Suppose -a + 4a - 6 = h. Let c be (-1)/a(-5 + 5). Solve -5*m + 25 = -c*m for m.

5

Let o© = c3 + 5*c2 + 5*c + 4. Let g be o(-4). Let t = -6 - -11. Solve d - t*d - 8 = g for d.

-2

Suppose 5*t = -25 + 140. Suppose -2*g + t = -3*i, -4*g + 35 = -2*i - 7. Solve -g = -u - u for u.

5