Let w = 86 - 81. Solve 0*r + w = -r for r.

Suppose -4*j - 12 = 0, j = -2*b - 2*j - 7. Solve 0 = a - 1 - b for a.

2

Suppose 0 = -i + 3*i - 4. Suppose 0 = 2*q - 3*n + 3, 1 = -i*q + n - 0*n. Let f be ¹⁄₄ - ²⁄₈. Solve f = -5*b - q*b for b.

0

Let s be (-1)/((-1)/4)*-2. Let l(d) = -d - 3. Let x be l(s). Suppose 16 = x*u - 9. Solve -3*f = -u*f + 10 for f.

5

Suppose -6*n = 2*n - 0*n. Solve 2*z = 4 - n for z.

2

Let x(g) = -1 + 2*g2 + 13*g2 - 6*g**2 + 0. Let l = 0 - 1. Let k be x(l). Solve k = -3*c - c for c.

-2

Let w be 0 - 1*-8 - 2. Let j = -2 - -1. Let i be ⁵⁄₂ - j/2. Solve w*z = i*z - 15 for z.

-5

Let h be 6*3/(⁶⁄₁). Solve -6 = 3*r + h for r.

-3

Let x = -49 - -53. Solve 0*c = x*c + 8 for c.

-2

Let s = -4 + 4. Let t(b) = b + 5. Let o be t(s). Suppose 5*g - 8 = 42. Solve 0 = o*v + g - 0 for v.

-2

Let k be -1 + -1 - (-16)/4. Suppose -k*x - 4*q = 4, 0 = 2*x - 0*x + 2*q. Solve 0 = l + x - 1 for l.

-1