Let b(o) = -2*o + 21. Let u be b(9). Solve 0 = x - 7 + u for x.

4

Let g be 3/(-9)*(-10 + 1). Solve -g*z + 0*z - 3 = 0 for z.

-1

Let h(p) = p**2 + 20*p + 22. Let t be h(-19). Solve t*i = i for i.

0

Let u(x) = -x3 - 7*x2 - 4*x + 12. Let a = -3 - 3. Let z be u(a). Solve 3*y = -z*y + 12 for y.

4

Suppose -k + 18 = 2*k. Suppose -i + 2*b + k = 0, 4*b = b + 9. Solve -i = -3*v + 7*v for v.

-3

Suppose 12*f = 17*f. Solve 5*a - 12 - 13 = f for a.

5

Let s be ((-16)/48)/((-2)/(-24)) - -9. Solve -s*p + 2*p = -6 for p.

2

Suppose 5*n - m = 4*n + 2, n = 3*m - 4. Let r(k) = k**2 + 5*k + 1. Suppose -2*c = 11 - 1. Let b be r©. Solve n*p + 4 = -b for p.

-1

Let p be 10*(-4 + (-3 - 111/(-15))). Solve 0 = p*k - 2*k for k.

0

Let s = -14 - -21. Suppose 20 = s*k - 2*k. Let c be 1/(-1 + 0) - -1. Solve -k*r = -c - 12 for r.

3