Let r(k) = -k3 + 2*k2 - 3*k + 1. Let b be r(2). Let x be ((-8)/2)/(2/b). Solve -s = s - x for s.

5

Suppose 10*a - 19 - 21 = 0. Solve a = -4*f + 2*f for f.

-2

Let h(d) = 7*d + 5 - 11*d - d**2 + 2*d. Let i be h(-3). Solve -10 = -3*r + i for r.

4

Suppose 0 = -2*u + p + 18, -4*p - 18 = -2*u + 6. Let g be (-52)/(-16) - 2/u. Suppose -g*b - b = 0. Solve b*j - 15 = -5*j for j.

3

Suppose 0 = -3*r + r. Let w = r + 5. Let z = 10 - 8. Solve 0 = z*l - w*l for l.

0

Suppose -2*x + 5*p = -45, 3*x + 4*p - 20 = 2*p. Let b = x + -17. Let v(s) = -s3 - 6*s2 + 7*s + 4. Let a be v(b). Solve a*g = g for g.

0

Let q be 1/(-3)*-3 + 1. Suppose 0*k = 2*k - q. Solve -3*m - k = 2 for m.

-1

Let v = -10 + 81. Let r = v - 46. Solve 2*d + r = 7*d for d.

5

Let l be (1 - 4) + -3 + 2. Let s = l + 6. Suppose 5*a - s*a - 6 = 0. Solve 1 = -a*w + 5 for w.

2

Let k(i) = -i - 6. Let s be k(-7). Solve -7 + s = -3*o for o.

2