Suppose b = 2 + 1. Suppose 2*s = -2*k - 12 - 10, -5*k - 42 = 4*s. Let f© = c3 + 12*c2 - 13*c + 5. Let l be f(s). Solve b*x - l = 8*x for x.

-1

Suppose -5*p - 15 = 2*r - 39, -4*p = 3*r - 22. Suppose -5*u - n = -5, 0 = -2*u - 0*n - 3*n + r. Solve u = -k - 1 for k.

-2

Let v = -10 - 0. Let x(w) = w**2 + 10*w + 12. Let a be x(v). Solve -5*m - a = -2 for m.

-2

Let m(k) = 2*k**2 + 4*k + 3. Let s be m(-2). Suppose 5*d = s*d + 4. Solve -p + 6 = d*p for p.

2

Let r = -13 - -18. Let f be (-23)/(-7) - 20⁄70. Let x = r - f. Solve -x*k + 4 + 4 = 0 for k.

4

Let u(a) = a**2 + 2*a + 8. Let b be u(-7). Let v = -30 + b. Solve 5*p + v = -2 for p.

-3

Suppose -3*j - 22 = 5*h, -3*h + 1 = j + 11. Let a be (-1 - 2)/(3/j). Solve a*c = -c for c.

0

Suppose -2 + 12 = 5*d. Suppose -2*n - 4*m - 7 + 21 = 0, 1 = m. Suppose p = 2*t - 8, -2*p + n*t = 23 - 2. Solve 2*l - d = p for l.

2

Let l be -2 + 4*(-1)/(-2). Suppose -3*q + 4*q = l. Solve 2*o + 6 = -q for o.

-3

Let x be (-10)/5*(-30)/4. Solve -x = 5*u - 0*u for u.

-3