Suppose r - 4*h - 12 = -89, 2*r - 3*h + 174 = 0. Let v be (-4)/(-16) - r/12. Suppose 3*u = 3*w - 24, 3*w + 3*u + 7 = 1. Solve -v = y + w*y for y.

Let r(n) = -n**2 - 10*n - 6. Suppose u = -u - 18. Let h be r(u). Let a be ²⁄₈ - ²⁄₈. Solve 2*o - 3 - h = a for o.

3

Suppose 8*a + 64 = 24*a. Solve 0 = -2*c + a - 12 for c.

-4

Let r = -13 + 17. Let l(x) = x3 - 5*x2 + 5*x - 2. Let d be l®. Solve -5*j = -d - 8 for j.

2

Let w(l) = 4*l + 16. Let r be w(-2). Suppose -3*i + 7 = -8. Solve r = -g + i*g for g.

2

Let r be ²⁶⁷⁄₉ + (-2)/3. Suppose 5*z = -25, -2*z = -3*s + 2 + 14. Suppose 7*j = -n + s*j + r, 0 = -2*n - j + 13. Solve 4*i + n = -16 for i.

-5

Let c(y) = -y3 - 9*y2 - 7*y + 10. Let q be c(-8). Suppose q*s - s = 0. Solve 2*h + 10 = -s*h for h.

-5

Let s(q) = q - 3. Let y be s(5). Suppose 0 = -2*t + t + 5*u + 21, -3*t + y*u + 24 = 0. Solve 0 = 4*n - 6 - t for n.

3

Let m be (-4)/18 + 43/(-9). Let q = m - -9. Let w be q/10 + ¹²⁶⁄₃₅. Solve w - 2 = l for l.

2

Suppose 5*w - 17 = 2*w + 5*b, 0 = w + 4*b. Solve -5*k - 2 = -w*k for k.

-2

Let u = 77 - 75. Solve -1 = u*q - q for q.

-1