Suppose -2*j + 0*j = -30. Let a be (0 + 1)*j + -3. Suppose 3*y = 12 + a. Solve c + c = -y for c.

-4

Suppose 21 - 5 = 4*u. Let v be (-45)/(-6) - (-2)/u. Solve 2*m = -2*m - v for m.

-2

Suppose 2*u - n - n = 6, 15 = 5*u + n. Solve -19 = u*c - 4 for c.

-5

Let z be (-1)/((-8)/(-28))*-2. Solve -23 = -4*s - z for s.

4

Suppose -5 - 1 = -m. Suppose 2 = 4*q + 3*u - 3, -6 = -4*q - 2*u. Solve -d + m = q*d for d.

2

Let g(u) = u**2 + 2*u - 3. Let y be g(2). Suppose 0 = -3*v - 6, -y*b + 20 = -2*v - 4. Solve -b*o + 7*o + 9 = 0 for o.

-3

Suppose 0 = 3*i - 7*i + 16. Suppose -4r - i = -12. Let g be (-1)/r(-2 + -2). Solve 0 = -g*z - 2*z + 12 for z.

3

Suppose 0*o = 3*o + 18. Let v = o - -12. Solve -2*t = -v*t for t.

0

Suppose a + 3*a = 40. Solve 0*c - 2*c + a = 0 for c.

5

Suppose -4*d - 4 = 0, 0 - 6 = -2*n + 4*d. Solve -2*r - 1 = n for r.

-1