Let j be 78/12 - (-3 - 10/(-4)). Solve 0 = -4*c + j*c + 12 for c.

Suppose -4*t = -0*t + 16. Let h = 4 - 14. Let j be t/(-10) + 4/h. Solve j = 3*k - 0 - 9 for k.

3

Let s = -72 + 75. Solve -s*u + 25 = 2*u for u.

5

Let n be 1*(2 - -1) - 6. Let h be -1 + 3 + n - -3. Solve -2 = a + h for a.

-4

Let m(d) = -4*d - 120. Let g be m(-31). Solve c - g + 6 = 0 for c.

-2

Let q(p) = p - 2. Let c be q(2). Let a = 5 + c. Solve d + a = -0*d for d.

-5

Suppose -4*c + r + 4*r = -215, 2*c + 2*r = 94. Suppose -c = -y - y. Solve -5*w = -10*w + y for w.

5

Suppose -7 = -2*z + 3*w, 4*z - 4*w = z + 10. Solve -f = z*f + 3 for f.

-1

Let s(u) = u - 4. Let w be s(9). Solve -w = 2*p + 5 for p.

-5

Let v = 19 - 35. Suppose 3*u + 110 = 8*u. Let c = v + u. Solve -4*k - c = 6 for k.

-3

Let u be (-1)/2*4 + 7. Let n(i) be the second derivative of -i⁴⁄₁₂ + i³⁄₆ + 5*i**²⁄₂ - 2*i. Let f be n(0). Solve f + 10 = -u*o for o.

-3