Let w(i) = -i**2 - 8*i - 7. Let v be w(-7). Solve 0 = 3*x - v*x + 15 for x.

-5

Suppose 4*j = 2*c, 0 = c + c + 4*j - 8. Let s = -247 + 247. Solve c*n + n = s for n.

0

Let l(i) = i3 + 6*i2 - 7*i + 7. Let a be l(-7). Let n = a - -5. Solve 4*o + 4 = -n for o.

-4

Suppose -2*m + 2 = -2*w, -2*m = 3*m - 3*w - 9. Suppose 2*t - 6*t - 10 = -2*p, 11 = -3*t - 2*p. Let j be 0 + t + (19 - 4). Solve m*y - j = -y for y.

3

Suppose -p = -3*x + 4*x - 6, 3*x = -p + 6. Solve 5*v + p = 26 for v.

4

Let g be (-2)/7 + (-60)/(-14). Suppose 0 = g*v - v - 3. Solve v = -5*u - 19 for u.

-4

Let n(d) = -d + 1. Let t® = -3*r + 3. Suppose c + 3 = 5. Let p(w) = c*n(w) - t(w). Let j be p(4). Solve j*s + 12 = -s for s.

-3

Let b(t) = -15*t + 60. Let z(x) = 6*x - 24. Let c(j) = -5*b(j) - 12*z(j). Let d be c(8). Solve -3*h + 7*h = -d for h.

-3

Suppose 0 = -3*h + h - 3*r - 12, 12 = -3*r. Solve 3*o + h*o = 0 for o.

0

Let v(f) be the first derivative of -f**2⁄2 + 8*f - 2. Let c be v(4). Suppose -c*t + 5*t - 3*g - 8 = 0, -4*t + 6 = g. Solve -n + 2*n - t = 0 for n.

2