Let v = 21 + -12. Solve 4*z - z = -v for z.

Let s be (-1)/2*(0 + 0). Suppose 0 = -2*n - 3*n + 10. Let z be ⁴³⁄₃ - 2/(-3). Solve s = -n*u + 5*u - z for u.

5

Let f = -9 - -15. Solve f*i - i + 5 = 0 for i.

-1

Let w(t) = t3 + 3*t2 - 5*t - 4. Let u = -6 + 2. Let k be w(u). Solve -2*l - 7 - 3 = k for l.

-5

Let t be (-8)/(-10)*(-10)/4. Let h be (20/(-3))/(t/6). Suppose 0*s + 2*s = 4. Solve s*c = 7*c - h for c.

4

Let z(x) = x3 - 7*x2 + 8*x - 8. Let d be z(6). Suppose d*n - 16 - 24 = 0. Let i = n - 2. Solve -2 = -5*q + i for q.

2

Let m = 3 + 9. Let z = m + -8. Suppose -5*o + 2*c = -21, -c - 16 = -z*o + 2. Solve -o = k - 0 for k.

-5

Suppose 2*q = -3*q + 100. Suppose r = 6*r - q. Let n be ²⁄₄ - 34/(-4). Solve r*c - n = 7 for c.

4

Let l be (2/(-4))/((-4)/8). Solve n - 5 + l = 0 for n.

4

Let y = 20 - 21. Let t = y + 3. Solve t*i - 4*i = -10 for i.

5

Let b = -18 - -19. Solve -j - b = 1 for j.

-2