Suppose -3*j + 0*n + 4*n = -9, -4*j + 5*n + 12 = 0. Solve -2*r + j = r for r.

1

Suppose 0 = 2*u, -8 = -0*a - 4*a + 2*u. Let t(h) = -h3 - 4*h2 - h + 1. Let k be t(-4). Suppose -c + 1 = -y, -4*y + 1 - 5 = c. Solve -k*z + a*z = c for z.

0

Suppose 3*n - 5*z = 16, -n - 2*z + 0*z = -9. Let t be n + -1*6⁄3. Solve -t*a + 19 = -6 for a.

5

Let t = -28 - -18. Let h = 20 + t. Solve 0 = -h*y + 5*y - 25 for y.

-5

Let v = 3 - -1. Suppose -2*u + 7 - 1 = v*l, -3*l = -5*u - 24. Let g be 4/(-6) + 11/l. Solve g*z + z = -12 for z.

-3

Suppose 4*z - 50 = -3*g, 0*z - 3*z = -4*g + 50. Suppose -c - 5*k + g = 0, -k - 18 = -3*c - 4*k. Solve -v + 3 = -c*v for v.

-1

Suppose -r = -0*r - 13*r. Solve s = -r*s for s.

0

Let q be 2/(-1) + (10 - 2). Solve -q*c + c - 5 = 0 for c.

-1

Let r = 18 + -7. Suppose -2*u - 11 = 5. Let k = u + r. Solve o + 1 = k for o.

2

Let w(j) = -3*j3 + 2*j2 + 4*j + 3. Let x be w(-1). Let r = -2 - -2. Solve 4*d + x = -r*d for d.

-1