Suppose 4*x + 20 = 0, -5*x = -o - x + 18. Let j(u) = -u3 + 6*u2 - 7*u + 5. Let y be j(5). Let r = o - y. Solve -r = i - 1 for i.

-2

Let q(b) = 26*b3 - b2 + b - 1. Let m be q(1). Let h = m - 22. Solve -h*y + 8*y = -10 for y.

-2

Let r(d) = 2*d - 4. Let i be r(4). Suppose 6*w - 3 = i*f + w, -5*w = 4*f - 27. Let z be 3/(-9) - (-13)/f. Solve -c = -z*c + 12 for c.

4

Let z be (0/(-2))/(3 + 0/5). Let u(g) = -g3 + 5*g2 + 4. Suppose -4*w = -3*w - 5. Let q be u(w). Solve q*d + z - 12 = 0 for d.

3

Let p(w) = w3 + 3*w2 - 2*w - 1. Let m be p(-3). Suppose m*t + 1 = 5*n - 19, 4*n - 3*t - 15 = 0. Solve 0 - n = -3*h for h.

1

Suppose m + 2*m + 31 = -5*p, -3*m + 19 = -5*p. Let v® = -2*r - 2. Let u be v(m). Solve 0 = -u*a + 2 + 4 for a.

3

Suppose s - 85 = -5*j, -s + 15 = -4*s. Let h = j - 29. Let x = -7 - h. Solve -3*g + 1 = -x*g for g.

-1

Let w be (-16)/40 + 12⁄5. Let k = 3 + 2. Let m = k - w. Solve 5*x - m*x = 2 for x.

1

Let s(b) = b. Let v = -5 + 7. Let w be s(v). Suppose 0 = 3*u + 5*h - 15 + w, 5*h + 5 = 0. Solve 0 = -2*k + u - 0 for k.

3

Let d = 12 - 10. Solve 0*u - 10 = -d*u for u.

5