Let v be (-22)/(-1)*(-1)/(-2). Let f = v + -7. Solve -4*j + 8 = -f for j.

3

Suppose 0 = -2*p - 0*p. Suppose 3*k - 4*k = 0, -2*b - k + 18 = p. Solve 2*u - 1 + b = 0 for u.

-4

Let b = -4 + 4. Solve b*f - 5*f = 0 for f.

0

Suppose 12 + 8 = -4*t, 4*t = 5*s - 30. Let o = s + -2. Solve -3*r + 7*r + 16 = o for r.

-4

Suppose -5*n + 29 = 3*s, -3*s = -s - 3*n + 6. Solve -1 - 8 = s*d for d.

-3

Let z(o) = -2*o + 42. Let n be z(20). Solve -n*w - 20 = 3*w for w.

-4

Suppose o - 3*k - 14 = -5*k, 5*o - k = 26. Solve o = -5*g - 4 for g.

-2

Let y(n) = 2*n3 + 4*n2 - 3*n - 1. Let i be y(1). Suppose -4*j + 2 = 5*k + 3, -2*k = 5*j - 3. Solve 3*w - j = i for w.

1

Let c be 21⁄27 + -1 - (-224)/36. Solve 4*l + c = -2 for l.

-2

Suppose 5*d + 0*d - 30 = 0. Solve -3*n = -d*n + 9 for n.

3