Suppose -i = -2*n + 4*n, -3*i - 12 = 0. Solve n*h = 7*h + 20 for h.

-4

Suppose 5*v = -3*m + 31, -5*v + 4 = 5*m - 31. Solve -v + 20 = -5*r for r.

-3

Let z(m) = -m3 - 8*m2 - 7*m + 4. Let f be z(-7). Suppose f*o - 53 = 7. Solve 4*k + o = -k for k.

-3

Let f be 10 - 5/((-5)/(-3)). Suppose -l - 6 = -f. Let b = -2 - -3. Solve 0 = c + b + l for c.

-2

Suppose 4*m + 32 = -28. Let q = m + 31. Let p be (q/12)/((-2)/(-3)). Solve p*a + 15 = -a for a.

-5

Let b(w) = 2*w + 6. Let v be b(-3). Solve v + 6 = -2*n for n.

-3

Let f be (-3 - -2) + 4 + (0 - -1). Solve 12 = -f*a + a for a.

-4

Suppose 3*x + 9 = 4*x. Let i be 42/(-9) - 13. Let c = x + i. Solve 2*r + 2 + c = 0 for r.

-3

Let n(u) = -21*u - 1. Let t(q) = -q + 4. Let p = -5 - -10. Let h be t(p). Let f be n(h). Solve -3*r = 2*r + f for r.

-4

Suppose 0*s - 12 = -3*s. Let v be ((-60)/16)/(9/(-12)). Solve -v*k + s = -11 for k.

3