Let i(t) = -2*t**2 - 20*t. Let s be i(-10). Suppose -12 = -3*p - s*p. Solve 2*v = -4*c + 2*c - p, 5*v = -2*c - 7 for v.

-1

Suppose -2*r - 1 = 3*w - 16, 5*w - 2*r = 9. Suppose 0*g = 4*g - h - 13, 0 = -h + w. Solve -5*o + 4*n + 9 = 0, -g*o + 30 + 6 = 4*n for o.

5

Let j = 6 + 0. Suppose -r + u - 26 = j*u, -r - 3*u - 34 = 0. Let t = r - -47. Solve -12 - 3 = -5*z, -z + t = -c for c.

2

Suppose 4*s + 20 = 0, -6*v - s = -2*v - 35. Solve 0 = 3*h, 0 = 2*u - 3*h - 2 + v for u.

-4

Suppose 3*k - c = -2*k + 25, 5*c = 2*k + 13. Solve -z - 2*x = -7, -k = -5*x + 2*x for z.

3

Let z be 6 - (11⁄22 + (11⁄2 - 2)). Solve 12*l + 2 = 14*l, -z*b - 9 = l for b.

-5

Suppose -5*v = -4*d - 15, 2*d - 12 = -4*v - 0*v. Suppose d = 9*h - 5*h - 32. Suppose -9*n = -h - 37. Solve -4*a - 2 = 2*k - a, -n*k = -5*a - 45 for k.

5

Suppose 3*z - 221 - 187 = 0. Let d = 138 - z. Solve m = 2*g - d*m + 7, -m + 1 = -g for g.

4

Let y(w) = -4w + 47. Let h be y(12). Let k be 0/2(-1 - -2)*h. Solve -5*g = -2*v + 25, -3*g = -k*g + 2*v + 15 for g.

-5

Let j(t) = 4*t**2 - 8*t - 29. Let i be j(4). Solve 0 = 2*k - 2*d + 10, -3*d = k - 12 - i for k.

0