Suppose -5*l + 5*a + 20 = 0, -3*l - 5*a + 7 - 27 = 0. Solve -4*c + 16 = -l*c for c.

4

Let z(x) = 3*x - 4. Let j be z(6). Suppose 4*l = 2*m + 18, 0*m = -5*l + 4*m + 24. Suppose 7 = 2*r - l*y - 21, 6 = -r - 2*y. Solve j = r*o - 2 for o.

4

Let x = 1 - -2. Let r(u) = u2 - 3*u + 1. Let z be r(x). Let f(t) = -t3 + 4*t**2 + 4*t - 14. Let k be f(4). Solve -k - z = h for h.

-3

Suppose 22 = 2*f - 0*f - 4*a, 0 = -2*a - 10. Solve 9 = -5*d - f for d.

-2

Let t(p) = 3*p + 5. Let j be t(0). Solve -14 = -j*y + 6 for y.

4

Let z(q) = q**2 + 5*q - 3. Let k be z(-6). Let n be 1*6*2⁄6. Suppose -y = 2*h + n - 11, k*y - 3*h = 0. Solve y*m = m for m.

0

Let x© = c - 4. Let u be x(12). Let r(q) = q3 - 9*q2 + 7*q + 8. Let t be r(u). Solve 2*n + 6 + 0 = t for n.

-3

Let m(q) = 2*q3 + q2 + 2*q + 5. Let z be m(0). Solve 1 + z = -3*t for t.

-2

Let m(d) = 7*d + 9. Let u be m(-6). Let x be 4/(-16) - u/4. Solve 0*b = 4*b - x for b.

2

Let m = -7 + 12. Let h = -3 + m. Solve 0 = 6*a - h*a + 4 for a.

-1