Let a(f) = -2*f + 12. Let q be a(5). Let s be (-6)/4*-1*q. Solve -2*d - s*d - 15 = 0 for d.

Suppose -4*v + 10 = -4*r + 3*r, 5*v - 4*r - 7 = 0. Solve -4*l = -3*l - v for l.

3

Let q be (-1 - -1)/((-3)/12*-4). Solve -i + 1 + 3 = q for i.

4

Let x = 55 + -51. Solve -5*i - x - 6 = 0 for i.

-2

Let s(j) = -j**2 + 10*j - 3. Let k be s(9). Solve f - k = -f for f.

3

Let l(h) = -h3 + 3*h2 + 4*h + 4. Let s be ((-4)/12)/((-1)/12). Let k be l(s). Suppose k*b + 4 = 3*j, -5*j + 4*b + 5 = -b. Solve j*r = -r + 5 for r.

5

Suppose 5*k = -g + 86, 0*g + k + 86 = g. Suppose -5*v = -5*b - 2*v + g, 5*v + 58 = 3*b. Solve -5*i - b = -6 for i.

-2

Let o be 30 - ⁸⁄₂₀*5. Solve -4*p - o = -8 for p.

-5

Suppose 5*w - 39 = w - h, w = 5*h + 15. Solve w + 0 = 5*z for z.

2

Suppose -3*h + 6 = -0. Solve h*z = z - 2 for z.

-2

Suppose 0 = -2*j + 4*t + 16, j + 5*t + 5 = -1. Solve 12 = 8*d - j*d for d.

3