Let b(i) = i + 5. Let r be b(-4). Let l = r + 4. Solve -l*k + 4 = -1 for k.

Suppose -4*i - 3*c + 7 = -20, 0 = -3*i + c + 4. Let l be (2/(-7))/(i/(-21)). Solve l*r = -r for r.

0

Suppose 3*z - 34 = -4*s, -5*z + 27 = 3s - 4. Let y be 2((-5)/2)/(-1). Suppose o + 16*t - 10 = 18*t, 7 = -2*o - 5*t. Solve s = -o*b - y for b.

-3

Let a(k) = 2*k - 2. Let u = 5 - 3. Let s be a(u). Solve -s*f + 3 - 5 = 0 for f.

-1

Let r be ⁶⁸⁴⁄₂₀ + 1/(-5). Solve 9 = -5*l + r for l.

5

Let v = 138 + -135. Solve -2*a - v = a for a.

-1

Suppose -4*b + 2*b - j + 1 = 0, -5*b + 25 = -2*j. Let y(h) = -h**2 - 10*h - 8. Let z be y(-9). Solve -z + 10 = -b*w for w.

-3

Let u be (¹⁶⁄₁₀)/((-2)/(-5)). Suppose x - 5 = -q, 5*x = 3*q + u*x + 1. Solve 3 - q = i for i.

2

Suppose -1 + 28 = 9*v. Solve 15 = -4*c + v for c.

-3

Let l be ((-4)/5)/(1/(-5)). Solve 0*f + 12 = l*f for f.

3

Let h(u) = u3 + 5*u2 - 6. Let n be h(-5). Let t = 6 + n. Solve 0 = 3*w - t*w for w.

0