Let d = -21 + 26. Let z(q) = q + 1. Let x be z(-4). Let j be d*-3*x/15. Solve -j = -u - 2 for u.

Suppose -4*i + 8*i - 48 = 0. Suppose -t + 6*f + 18 = 3*f, t + 3*f + 12 = 0. Solve -i = t*y - 6*y for y.

4

Let p(v) = -5*v - 20. Let s be p(-6). Solve 0*f = 2*f - s for f.

5

Let o be 1 - (-3 - (-1 + 1 + -2)). Solve -o*i - 2*i = -20 for i.

5

Let z(f) = -f3 - 5*f2 + 6*f + 3. Let t = -4 - 2. Let s be z(t). Solve s*b + 1 - 13 = 0 for b.

4

Let h be -3 - (-14)/(-4)*-2. Solve -25 = -h*x - x for x.

5

Let u(b) = b**2 - 3*b - 1. Let f be u(6). Solve 5*i + 3 = -f for i.

-4

Let i be 1*6/((-9)/(-3)). Let a(h) = 5 + 0*h2 - hi + 4*h + 0*h. Let w be a(5). Solve -r + 5 = -w for r.

5

Let r = 0 + 5. Let f be ⁶⁄₂₁ + ⁷²⁄₄₂. Solve f*x - r*x = 0 for x.

0

Let v(b) = 2*b**2 + 11*b - 4. Let z be v(-8). Suppose 2*s + 12 = z. Solve 6*r - 2*r + s = 0 for r.

-3

Suppose -4*p + 4*m + 12 = -0*p, 0 = 3*p + 5*m - 1. Solve 0*t + 2*t = p for t.

1