Suppose -4*n = -2*n. Solve n*d - 3*d = 15 for d.

-5

Suppose -3*z = t - z + 8, -z - 5 = 0. Solve 4 = -k + t*k for k.

4

Let j = 52 - 50. Solve 2 = -j*z + 3*z for z.

2

Suppose 3*f + 3 - 9 = 0. Let t(d) = -d + 2. Let j be t(f). Solve j = -3*w + 2*w - 5 for w.

-5

Let a = 4 - 3. Let w = 4 - a. Suppose -j + w = -2. Solve -5*o = -j - 15 for o.

4

Suppose -3 = 3*m - 18. Solve 0*a - m = -a for a.

5

Suppose -3*s = -s. Let m be 3 + (s - 2) + 3. Solve 0 = -c + 2*c - m for c.

4

Let c be 3 - 1*0/(-2). Solve -3*i = -3 - c for i.

2

Suppose -3*z - 2*l = z + 30, -l = -5z - 27. Let s be 3(z/(-9) - -1). Solve -s*t = -18 - 7 for t.

5

Let k(a) = a - 4. Let d be k(6). Let q be d/(-1) + 6 + 3. Solve -20 = -q*b + 2*b for b.

4