Let p = 2419 - 2398. Solve -3*w - 4*r = p, 17*r = -4*w + 21*r for w.

-3

Let h(k) be the second derivative of k5⁄20 - 7*k4⁄6 + 4*k**2 - 7*k + 4. Let z be h(14). Solve 2*f - z = 2*d, -5*f - 5*d + 5 + 25 = 0 for f.

5

Let u(f) = -f**2 + 4*f + 2. Let j be u(-10). Let i = j - -138. Solve 3 = 2*c - 3, -3*a - 2*c + 15 = i for a.

3

Let q(s) = -10 - 7*s + 11*s - 5*s - s. Let w(x) = x3 - 6*x2 - 2*x + 7. Let z be w(6). Let j be q(z). Solve u + 8*o = 3*o + 12, 2*u + 2*o - 8 = j for u.

2

Suppose -3*m = m - 280. Let p = 71 - m. Solve -2*o - 2*o - 3*x = -31, 0 = -o + x - p for o.

4

Let m(b) = -b3 - 6*b2 + 10*b + 74. Let u be m(-4). Solve u*i - 5*h = -5 + 20, i = 5*h + 10 for i.

5

Let p be -4 - (-49)/(13 - 6). Solve 0 = -5*x + p*x - 4*c - 10, -4*c - 4 = 0 for x.

-3

Suppose 3*y = 4*h + 676, 4*h + 5*y - 16 = -660. Let g = 176 + h. Solve 18 = -3*s + 3*u - 12, 0 = 2*s + 4*u - g for s.

-5

Let a be (1 + (5 - 4))/((-4)/22). Let f = a + 13. Solve 5*g + 2*d = f, -3*d - 2 = -g - 5*d for g.

0

Suppose 0 = 3*k + 5*v - 11 - 22, -5*k + 55 = 3*v. Solve 0 = -2*u - 2*u + r - k, 2*r = u - 6 for u.

-4