Suppose 3*r = 4*x - 20, -x + 10 = -2*r - 0*r. Let o = -1 - 1. Let h = x - o. Solve -d = -2*d - h for d.

Let o© = 14*c**2 - c + 1. Let w be o(1). Let i be (-4)/w + ²⁄₇. Suppose -4*v + 7*v - 12 = i. Solve 0 = -h - v*h - 20 for h.

-4

Suppose 2*o = 6 - 0. Let k = 2 - 0. Solve -1 = -k*x - o for x.

-1

Suppose u = i + 3 + 3, 4*i = -5*u - 6. Suppose -3*b = -2*b + 2. Let k = b + 4. Solve -u*g - k = 2 for g.

-2

Let r(u) = u - 7. Let i be r(7). Solve 5*a - a - 16 = i for a.

4

Suppose d = -4*d + 20. Suppose c = -1 + d. Let y(t) = t**2 - 2. Let o be y(-2). Solve -f = -o*f - c for f.

-3

Suppose 2*d - 26 = -4*n, -3*n + 2 = -2*d - 14. Solve 2*w + 0*w = -n for w.

-3

Suppose -4*r + 3*h + 15 = 0, -5*r = -2*r - 2*h - 12. Let q be ⁶⁄₉ - (-146)/r. Solve -2*b - 3*b - q = 0 for b.

-5

Suppose w + 4*r - 13 = -0*r, 0 = -2*w + 5*r. Solve 0 = -w*c + 5 for c.

1

Let p be (1 - 0)*(0 + -13). Let g(l) = l3 + 4*l2 + 2*l - 1. Let k be g(-4). Let a = k - p. Solve a*o - 20 = -o for o.

4

Suppose 3*l + 0*l + 12 = 0. Let b(o) = -o3 - 5*o2 - 4*o + 1. Let g be b(l). Solve g = 2*x - 5 for x.

3