Suppose -2*y = -5*y - z + 10, -2*y + 5*z + 18 = 0. Solve -4 = -2*k + y for k.

4

Let l = 21 + -19. Solve 10 - 2 = -l*p for p.

-4

Suppose 0 = 2*v - v - 5. Suppose q = v*q - 12. Solve -q*s - 15 = -8*s for s.

3

Let v(a) = 5 + 0*a2 - a2 - 10 + 4*a + 6. Let h be v(3). Suppose 38 = 3*q + 2*d, 0 = -0*d - 5*d - 25. Solve q - h = -4*p for p.

-3

Let k(x) = x - 2. Let r(v) = v. Let f be r(6). Let o be k(f). Let t = 13 + -8. Solve -t*q + o = 19 for q.

-3

Suppose 4*f - 15 = -3. Suppose -l + 10 = -f*l. Let u = l - -6. Solve -n + 0 = u for n.

-1

Suppose 5*y + 4*m - 21 = 16, 3*y - 9 = 2*m. Suppose y*n - 7 = 3. Suppose -2*f - 2*f + 20 = 0, 0 = n*i - 3*f + 11. Solve -4*z + 2 = -i*z for z.

1

Let l(u) = 2*u3 - 3*u3 - 3 - 6*u**2 + 0 + 9 + u. Let n be l(-6). Solve n = -5*o + 3*o - 2 for o.

-1

Suppose -10*k - 30 = -15*k. Solve -k = 3*w - 0*w for w.

-2

Suppose 30 - 8 = 11*f. Solve 0 = 7*r - f*r + 15 for r.

-3