Let d be 4/6 - 4/6. Let c = 3 - d. Let l(r) = 2*r**2 - 4*r - 1. Let b be l(c). Solve -b*v = -v + 12 for v.

Suppose w = -5*v + 23, 4*w + 0*v = -2*v + 20. Suppose w*f = -4*x + 29, -3*f - x = -4*f - 2. Solve f*m - m = 4 for m.

2

Suppose h - 7 = 7. Let v = 0 + 0. Let l = v + 2. Solve 4 - h = -l*b for b.

5

Suppose -2*g + g = f + 3, 15 = -f - 5*g. Suppose -2*k = -5*k. Solve k = 3*q - f - 3 for q.

1

Let v(m) = -m2 + 1. Let g(q) = -q3 + 6*q**2 + q - 5. Let d(u) = g(u) + 6*v(u). Let t be d(-1). Let c = 1 - 1. Solve 3*x + 7 - t = c for x.

-2

Suppose -3*i = -4 - 2. Let h = 152 + -149. Solve h*x + 10 = -i for x.

-4

Let m(d) = d**2 - 27*d + 4. Let y be m(27). Solve -1 - y = -v for v.

5

Suppose -10*y + 14*y - 24 = 0. Solve -d - 20 = -y*d for d.

4

Suppose 7*t - 6 - 15 = 0. Solve -t*f = -2*f + 5 for f.

-5

Suppose -6 = -16*r + 14*r. Solve i = -2 - r for i.

-5

Let g be (1 + -1 + -1)*-11. Let l = 1 + 4. Suppose 20*a - 8 = 18*a. Solve a*k - l = g for k.

4