Let s(t) = -t + 11. Let i be s(-4). Suppose -4*y - 66 = -i*y. Solve 3*z = -f + 12, -2*f - 3*z = -y*z + 21 for f.

-3

Suppose -25 = 5*r - 10*r + s, 3*s - 33 = -3*r. Suppose 15*a + 165 - 195 = 0. Solve 18 = -4*n - a*m, -2 - r = 2*n + 2*m for n.

-5

Let j© be the second derivative of c3⁄3 + 15*c2 + 70*c. Let m be j(-12). Solve 0 = -2*h - m, h + 3 - 10 = 5*p for p.

-2

Let v be 2*(-39)/6 - -15. Solve -3*s = 3*l + 6, -3*s = -v*l - 2*s + 2 for l.

0

Suppose 112*s - 121*s + 45 = 0. Solve -l + 33 = -s*m - 5*l, -2*m + 5*l = 0 for m.

-5

Let g = -8 + 18. Let l = g - 10. Solve l = -2*o - 4*i - 10, 5*o - 23 + 0 = 2*i for o.

3

Suppose -5*a = -15, -5*c - a + 12 + 6 = 0. Solve -3*s = -c, 2*s + 1 = -2*f - s for f.

-2

Suppose 5*x - 2 = -3*k + 26, -3*k + 3 = 0. Suppose 3*y - 9 = -4*z, z - 14 - 1 = -x*y. Suppose j = -z*j. Solve -r = 5*m + 3, -5*m + 3*r - 6 - 5 = j for m.

-1

Let n = -4 + 11. Suppose 3*a + 1 = 7. Suppose -n + 19 = 2*u + a*o, -27 = -4*u - 5*o. Solve 0 = -2*z - 2*y - 14, -u*y - 2*y + 1 = -4*z for z.

-4

Suppose 184 = 104*f - 232. Solve f*b - 3 = x, -x = 4*b - 0*x - 5 for b.

1