Let l(h) = -h - 4. Let c = -1 - 2. Let z(s) = s + 4. Let x(a) = c*l(a) - 4*z(a). Let v be x(-9). Solve -20 = -v*u + u for u.

5

Let c(l) = -l + 6. Let t be c(6). Solve t*j + 5*j = 15 for j.

3

Suppose -5*y = -0*y + 4*r - 8, 3*y - 27 = 5*r. Suppose y*p - 9 = 7. Solve 2*t - p = 2 for t.

3

Suppose 2*k + 59 = -5*w, -5*w - 5*k - 18 = 47. Let t = -11 - w. Solve t = h + 4 + 1 for h.

-5

Let r = -14 - -18. Let n(t) = -t**2 + 6*t - 4. Let j be n®. Solve j*d - 11 = 9 for d.

5

Suppose 36 = 4*i + 4*u, 4*i - 3*u + 0*u = 1. Suppose i*w - 8 = x, -3*x - 4*w + 8 = -6*x. Let h be x + (-3)/((-3)/1). Solve 0 = -5*f - 11 + h for f.

-2

Let w(y) = 5*y + 5. Let a(p) = -4 - 15 + 5 - 14*p. Let f(q) = 6*a(q) + 17*w(q). Let v be f(4). Solve -3 + v = -2*h for h.

-1

Suppose 15 = -4*l + 5*n, -l - 8 = -0*l + 3*n. Let m = 7 + l. Suppose -5*t + 35 = -5*d, -46 = -2*t - 2*t - m*d. Solve o + o - t = 0 for o.

5

Suppose 0 = 2*b + 3*b + 5. Let s(y) = -y3 + 2*y2 + y. Let u be s(b). Solve u*l = -l for l.

0

Let h(d) = d2 + 5*d + d2 - 6*d - 5*d. Let z be h(4). Let g be z/(-28) + 4821. Solve -g*w = -4*w for w.

0