Let f = -4 + 7. Suppose 7 = 5*d - f. Solve -5*a - 12 = -d*a for a.

Suppose -m - 51 = -3*y - 4*m, -57 = -3*y - 5*m. Let s = y + -12. Solve x = -s*x + 3 for x.

1

Let m(s) be the second derivative of -s⁴⁄₁₂ + 7*s³⁄₆ - 5*s**²⁄₂ - s. Let b be m(7). Let k© = -c - 5. Let x be k(b). Solve 0 = -x*v + 5*v + 15 for v.

-3

Let m(n) = -n + 20. Let x(u) = -u - 2 + 4 + 10*u**2 - 4 + 3. Let p be x(1). Let j be m(p). Solve j = -q - q for q.

-5

Let u(n) be the first derivative of -3*n**²⁄₂ + n - 2. Let o be u(-1). Suppose -r + 4*r = p - 18, -4*r = -o*p + 32. Solve -p*x = -x for x.

0

Suppose -13*b + 8 = -9*b. Solve -b*f + 3*f = 0 for f.

0

Let m(i) = i**2 + 4*i - 5. Let n be m(-5). Let g be 1 + -1 - (n - 0). Solve -x + 0*x = g for x.

0

Suppose 9 = -5*r + 24. Solve -12 = r*d - 0*d for d.

-4

Let d = -31 - -32. Solve z = 3 + d for z.

4

Let l(b) = -67*b - 5*b2 + 67*b - b3 + 3. Let n be l(-5). Solve 0 = 2*s + n*s - 5 for s.

1

Let n® = r3 - 7*r2 + 7*r - 4. Let j be n(6). Let t be (-1)/3 - 78/(-18). Solve -j*i = -t*i for i.

0