Let x(d) = -5 + 2 + d + 0. Let h be x(6). Solve -h*z - 12 = z for z.

-3

Let a be 10/(-15)*(-6)/(-4). Let n = 1 - a. Solve -n*y + 6*y = -16 for y.

-4

Let h be 0 + (-1)/2*0. Suppose -i - 5*m - 6 = -0*i, -5*m - 30 = 5i. Let w be (-2)/3(i + 0). Solve 2*k - w + 0 = h for k.

2

Suppose 5 = -2*o - 5*f - 0, f = 2*o - 13. Let m(x) = -3*x + 3. Let t be m(-3). Suppose -t = -o*k + k. Solve -k*g = -0*g for g.

0

Suppose -z - 6 = -4*z. Let o(n) = -n + 9. Let a be o(5). Suppose -a*f + 1 + 11 = 0. Solve f*t - 5 = z*t for t.

5

Suppose 2*b - 6 = -2*n - 0, 4*n = -5*b + 13. Solve 3 = n*t - 5*t for t.

-1

Let k be 1/((-2)/4)*-2. Suppose -v + k = v. Solve v*i + 2 = -0 for i.

-1

Let k(a) be the second derivative of a + 0*a2 + 0 - 1⁄3*a3. Let c be k(-1). Solve 22 - c = 4*p for p.

5

Let t be 12 - 1*(-5 - -2). Solve -2*u + 5*u + t = 0 for u.

-5

Let j(y) = -2*y**2 - 6*y. Suppose 1 + 11 = -3*u. Let w be j(u). Let q = -3 - w. Solve 9 = -q*i + 2*i for i.

-3