Suppose 28 = -2*d - 2*d - 2*s, -3*s = 0. Let x = 10 + d. Solve 1 + x = -u for u.

Suppose 4*b = 3*d - 315, -b - d - 76 = d. Let z be ⁷⁄₃₅ + b/(-10). Solve 3*a = z*a for a.

0

Let q be ((-12)/(-10))/((-22)/(-55)). Solve 0 = 2*x + q - 9 for x.

3

Suppose 3*k + 29 = 4*k. Suppose 69 - k = 5*p. Solve 3*a = p + 1 for a.

3

Let f be 48/(-6)*1/(-4). Solve -i - i - f = 0 for i.

-1

Let l(t) be the second derivative of -t⁵⁄₂₀ - t⁴⁄₁₂ + t**³⁄₆ + t. Let m be l(-2). Let d be m/(-7) - 144/(-14). Solve -d = -6*v + v for v.

2

Suppose -g = 0, -s - 3*g + 2 + 4 = 0. Suppose s = 5*m - 9. Solve m*f - 4 = f for f.

2

Let z(w) = -2*w + 4. Let r be z(4). Suppose -j - 28 = 3*j. Let h = r - j. Solve 0 - h = -t for t.

3

Let r(d) = d3 + 17*d2 + 11. Let u be r(-17). Suppose 2*n - u = 3. Solve n*z = 2*z for z.

0

Suppose -10*f + 5*f + 5 = 0. Suppose 5*s - f = -3*j + 18, -5*j + 39 = s. Let l = 16 - 16. Solve l = 4*h + 8 + j for h.

-4

Suppose -50 = -4*d + 2*d. Suppose 0 = x + 3*x - 2*m - 10, -5*m + 5 = 0. Solve 2*f + d = -x*f for f.

-5