Suppose -2*s = z + 3*s - 2, z - 3*s - 2 = 0. Let c = z - 0. Solve -20 = -7*g + c*g for g.

Suppose 15*h - 19*h = -12. Solve -c = h*c + 4 for c.

-1

Suppose 0 = 5*z - 5. Let m = 3 - z. Suppose r = -m + 4. Solve 2 = -r*s + 10 for s.

4

Let i(f) = f**2 + 4f. Let z be i(-4). Let m be (2(-2)/(-2))/(-1). Let l be 5/m*(-36)/30. Solve l = d - z for d.

3

Let d(z) = z + 2. Let n be 2/(-2*1 + 0). Let c be d(n). Let s = 2 + 0. Solve -c - s = -b for b.

3

Suppose l + 1 = -1. Let w(v) = 2*v + 2*v - 2*v - 3*v. Let a be w(l). Solve a*z = -3*z + 10 for z.

2

Let r(a) = a**2 - 4*a - 20. Let o be r(7). Let h = -1 - -10. Solve o = 5*d - h for d.

2

Let l be (-16)/72 + ²⁄₉. Solve 3*h + l*h = 0 for h.

0

Let g be ²⁄₄*(-4 + 12). Suppose -5*n - g*b + 1 + 25 = 0, -5*b = -20. Suppose 5*v = -2*a - a - 1, 3*a + v = 7. Solve a*u - n*u = -5 for u.

-5

Let l(d) = -d2 - 8*d - 6. Let y be l(-7). Let z(t) = 7*t3 - t + 3*t2 - 4*t3 - t**2. Let i be z(y). Solve -2*s = -4*s - i for s.

-2

Let v(m) = m**2 + 10*m + 6. Let o be v(-10). Suppose -o + 0 = -2*x. Solve -j - x = -2 for j.

-1