Let i = -7 - -15. Solve 4*o - 12 = i for o.

Suppose 5*g = -5*j, 4 = 5*g - 2*g + j. Let x = 11 - 8. Suppose 5*k + 3*y - 12 = x*k, 5*y = 3*k + 20. Solve k = -g*u + u - 5 for u.

-5

Suppose 2*a + a - 4*u + 10 = 0, -5*u = -20. Suppose a*q = -q. Suppose o + 3*o - 12 = 0, q = -2*c - 2*o + 14. Solve 10 = c*z - 2*z for z.

5

Let d be ((-6)/(-4))/(⁹⁄₁₂). Let u be (-1 - d - -4)*2. Solve 4 = a + u for a.

2

Suppose -4*v - 23*v = -54. Let h be (-3 + 1)/2 - -1. Solve 6 = v*g - h*g for g.

3

Suppose 0 = -3*g + 2*g. Solve -3*b - 5 + 2 = g for b.

-1

Let m = 2 - -1. Suppose 7*g - 11 = a + m*g, 4*a - 28 = -2*g. Solve -a*k = -3*k - 4 for k.

2

Suppose -3*g = -g - 10. Suppose 2*q = -q - g*v + 19, 0 = -5*q + 2*v + 11. Solve -5*w + 8 = q for w.

1

Let x = -10 + 3. Let u(n) = -n - 7. Let t be u(x). Suppose -b + 3*f + 18 = t, 7 = -b - 4*f + 4. Solve -5*a + 6 + b = 0 for a.

3

Suppose -3*y = -0*y - 12. Let v = 18 + -15. Suppose 4*j - 75 = v*z, 2*j - 10 = -4*z - 0. Solve -u + y*u + j = 0 for u.

-5

Let c(u) = -u3 + 6*u2 + 8*u + 9. Let n be (-4)/6 + (-115)/(-15). Let s be c(n). Solve -s = -3*l - l for l.

4