Let v(d) = d3 + 15*d2 + 13*d - 7. Let b(a) = -a3 - 14*a2 - 12*a + 7. Let x(f) = -5*b(f) - 4*v(f). Let g be x(-9). Solve -7*k + 25 = -g*k for k.

5

Suppose -5*v = 5*j - 10, -4*v = -5*j - 7*v + 14. Suppose 0*g - 3*w - 1 = -j*g, -g = w - 2. Let z = 2 + -1. Solve -z - g = -i for i.

2

Let h = 8 + -14. Let z(b) = b + 8. Let k be z(h). Suppose -3*y = -3*x, -11 - 9 = -k*x - 2*y. Solve -x*q = -q - 16 for q.

4

Let w(k) be the first derivative of k33 - 3*k22 + 3*k - 3. Let d be w(3). Let z be (-6)/(-21) + (-54)/(-7). Solve d*a - 5 = z*a for a.

-1

Let m = 2 + 1. Solve -m*b = -5*b for b.

0

Suppose -5 - 3 = -2*i. Solve 4 = -i*t - 0 for t.

-1

Let i be ((-5)/6)/((-2)/12). Solve i*z - 28 = -8 for z.

4

Let u be (1/(-1) + -1)-3. Let a(q) = -q - 7. Let c be a(-5). Let y be u(c + 73). Solve b = y*b for b.

0

Suppose -3 = -4*x + 1. Suppose 0 = -3*j + 7 - x. Solve 3*r - 15 = -j*r for r.

3

Let f = 48 - 40. Solve 0 = 2*r + 2*r - f for r.

2