Let i = -10 + 13. Solve -r - 6 = -i for r.

Let s(h) = -2*h - 16. Let q be s(-7). Let y© = 3*c. Let w be y(1). Let d be 2/w + q/(-6). Solve -u = -2 - d for u.

3

Let r(w) = -w - 2. Let f be r(5). Let q(t) = 2. Let o© = -c - 2. Let j(a) = 2*o(a) + q(a). Let m be j(f). Solve -3*h + m = -0*h for h.

4

Let a(n) = -n3 + 11*n2 + 13*n - 11. Let c be a(12). Solve -z + 0 = c for z.

-1

Suppose -z + 12 = 4*a, -4*z - 5 = -3*a + 4. Let g be (z - -1) + (0 - -2). Solve 0 = 2*u + g*u - 10 for u.

2

Suppose -4*v = 4*d - 29 - 3, -8 = -3*d + v. Let h = -6 + 6. Solve h*p = -d*p for p.

0

Suppose 2*f - f = 2*q - 12, -4*f + q = 34. Let v = 11 + f. Solve 1 = -o - v for o.

-4

Let m be 15/(-5) + 3 - 0. Solve 0 = -m*f + f for f.

0

Let r(t) = -t**2 + 12*t - 17. Let l be r(9). Solve l = -6*z + z for z.

-2

Suppose 0 = -9*f + 4*f - 15, -2*f = -3*q + 6. Suppose 4*c - c - 9 = q. Solve -2*o + o = -c for o.

3

Suppose -c + h - 6 = 0, 0*c + h = 3c + 20. Let l = 10 + c. Let o be (-3)/l-1*5. Solve 2 = o*p + 17 for p.

-3