Let f = -20 - -23. Solve f = -j + 5 for j.

2

Suppose 0 = 3*n - 11 - 10. Solve n*c = 4*c + 15 for c.

5

Suppose 2*z - 5*a + 4*a - 23 = 0, -4*z - a = -43. Let w = z + -6. Let u(y) = 5*y + 6. Let m be u(6). Solve -11 + m = w*x for x.

5

Let f(q) = -q - 5. Let j be 3/((-6)/7)*2. Let r be f(j). Solve 0*d + 8 = r*d for d.

4

Let z = 9 + -7. Let o(x) = x3 + 2*x2 - 5*x - 4. Let p be o(-3). Suppose 2*v = -4*q - p, z*q - 4 + 2 = -4*v. Solve 3*t + 4 - v = 0 for t.

-1

Suppose -2*q + 2 + 2 = 0. Suppose -4 = q*k - a + 6, -4*a = 5*k - 1. Let u = -2 - k. Solve 4 = -w + u for w.

-3

Let y(s) = s3 + 7*s2 - s - 3. Let i be y(-7). Suppose i*b = -b + 10. Suppose b*x + 3 = -5*z - 5, 9 = 3*x - 3*z. Solve -n - x - 3 = 0 for n.

-4

Suppose -3*p - r + 25 = 0, 4*p - 2*p + 3*r - 19 = 0. Solve 12 = -4*y - p for y.

-5

Let q(g) = -g**2 + 6*g - 8. Let u be q(4). Solve u = 3*n + n for n.

0

Let u = 2 + 2. Suppose 4*s + 3*m - 4*m = 10, 0 = -s - m. Solve 0*a - s*a - u = 0 for a.

-2