Suppose -2*u - 15 = 3*d - 4*d, 4*d + 3*u - 5 = 0. Suppose -2*n = 5*r + 2*n + 5, 5*n = 0. Let j = r - -3. Solve -j = d*b - 27 for b.

5

Let l(f) be the third derivative of -f6⁄120 - 2*f5⁄15 - 7*f4⁄24 + 2*f3⁄3 - 4*f**2. Let y be l(-7). Solve 0 = -3*c + 2*c + y for c.

4

Let y = 4 + 16. Solve -s - y = -6*s for s.

4

Suppose 58 = 8*m - 102. Solve -i - 3*i = m for i.

-5

Let f = 6 + -11. Let a be 0 + -3 - 1*f. Solve 5*c = -a - 13 for c.

-3

Suppose -48*i + 8 = -44*i. Let d(y) = -4*y2 + 2*y + 3. Let x(h) = -13*h2 + 6*h + 10. Let l(n) = -7*d(n) + 2*x(n). Let u be l(i). Solve 0*f = -u*f for f.

0

Suppose 4*m - 1 = 23. Let l = m + -6. Solve 4*y = -l - 4 for y.

-1

Let z(w) = -5*w + 63. Let b be z(12). Solve 3*n - b = -0*n for n.

1

Suppose 0 = -13*z + 14*z. Suppose -14 = -0*t - 3*t + 2*s, 2*t + 5*s - 22 = 0. Solve z = t*l - l + 20 for l.

-4

Let p = -6 - -22. Suppose p*a = 20*a - 12. Solve -2*l = -5*l - a for l.

-1