Let r(k) = -4*k2 + 7*k - 3. Let v(l) = l2 - l. Let i(x) = -r(x) - 5*v(x). Let d be i(-3). Solve -n - n + 8 = d for n.

4

Suppose 6*o - 3*o = -4*z + 21, o = 4*z - 9. Suppose -o*s - 11 = -2*u, -2 + 14 = 3*u - 3*s. Solve -i + 0 - u = 0 for i.

-1

Let o = -73 - -78. Solve -3*m - 11 = -o for m.

-2

Suppose u - 5*n = -0*n + 22, -3*n - 2 = 5*u. Suppose -3*s - 9 = -u*r, -10 = 2*r - 6*r - 2*s. Solve 0 = 3*i - 6*i + r for i.

1

Suppose -2*s + 12 = s. Let d(j) = -8*j + 2. Let v be d(-1). Solve -s*l - v = l for l.

-2

Let w(j) = j2 - 5*j + 1. Let n(b) = b3 + 4*b**2 - 7*b - 5. Let i be n(-5). Let z be w(i). Solve 4*s - 3 = z for s.

1

Let p(a) = -a3 - 5*a2 - 4*a + 2. Let n be p(-4). Let o = 1 + n. Solve -2 = 5*b + o for b.

-1

Let o(w) = 2*w3 - w2 - 2*w. Let v be o(2). Suppose 11 = r + v. Solve -7*a + 4 = -r*a for a.

1

Let a be (-2)/(-4) - 36/(-8). Suppose 10 = a*b - 15. Solve -b*i - 2 = 3 for i.

-1

Suppose 0 = 4*z - x - 9, 3*z - 4*x - 10 = 0. Suppose -3*g = -z*r - 19, 2*g + 5*r + 2 = 3*g. Solve 5*t = -8 - g for t.

-3