Let u be -1 + 7 - 21/7. Suppose -z + w = -4*w + 11, -3*w - 7 = -4*z. Suppose 5*k = -4*a + 20 + 6, 2*k - 20 = -4*a. Solve -a*n = -u*n + z for n.

Let u be 4/(-10) + ⁴⁄₁₀. Suppose -o + 30 - 1 = u. Let r be o/3 - 2/(-6). Solve 6*x - x = r for x.

2

Let i(o) = -3*o3 - o2 + o + 1. Let d be i(-1). Let h be -2*³⁄₉*3. Let c = h + 2. Solve d = -c*k + k for k.

2

Suppose 2*b - 6 = b + 5*j, 3*j = 0. Let u(f) = f**2 - 6f - 2. Let c be u(b). Let p be c(-3 - (-9)/6). Solve 2*x - p = 7 for x.

5

Let a be ¹⁄₆ - (-8)/(²⁸⁸⁄₁₀₂). Solve -a*j + 2*j = 4 for j.

-4

Let m(x) = x3 - 5*x2 - x + 4. Let w be m(5). Suppose 4*n - i + 9 = 0, -2*i - 3 = 5*n - 6*i. Let r be (n + 1)/(w/1). Solve v - r*v = 5 for v.

-5

Let s be 0*(-3)/(-3) - 0. Let l© = c3 + c2 - c + 1. Let r be l(s). Solve -r + 3 = -p for p.

-2

Suppose -3*o = -s - 4*o - 1, -4*o - 16 = 0. Let k(p) = 13*p3 - p2 - p + 1. Suppose 0*b - b = -1. Let t be k(b). Solve 5*a + t = -s for a.

-3

Suppose -2*w - 5*k - 14 = -8*k, 3*k + 14 = -5*w. Let a(x) = x3 + 4*x2 + 3. Let p be a(w). Solve 2*d = -p*d for d.

0

Let j(g) = -g - 3. Let b be j(-7). Solve b*k + 1 = -3 for k.

-1

Let s be (2 + -1)*(11 - 9). Solve 0*d - 6 = -s*d for d.

3