Let x = 12 + -3. Let u = -4 + x. Solve -u*r - 4 = -9 for r.

Let u = -14 + 13. Let t = 5 - u. Solve -j - 25 = -t*j for j.

5

Let n be (-2)/(-5) + (-26)/(-10). Suppose -3 = -v - 0. Let j = 1 + v. Solve n*z + j = -z for z.

-1

Let t(b) be the third derivative of b⁵⁄₆₀ + b⁴⁄₂₄ - 7*b³⁄₆ - 3*b2. Let g be t(3). Solve a = 2*a - g for a.

5

Suppose m = -m + 30. Suppose 3*j - 16 = -2*j + b, j + b = 2. Let x be 0/((-2)/(-3 + 5)). Solve x*h + m = -j*h for h.

-5

Let y(t) = 2*t**2 - 2*t - 1. Let b be y(2). Suppose z - 4*i = b*z, 5*i = -2*z - 2. Solve z*v = -3 - 13 for v.

-4

Let v(k) = -4 + k**2 + 0*k + k - 3*k. Let t be v(4). Solve -z + 2 = t for z.

-2

Let y be -7*3/(-4 + 1). Let v = y - 7. Solve 6 = -2*m - v for m.

-3

Let s be 3/(-2)*(-4)/3. Suppose s*q = -f + 33, 0*q + 2*q - 4*f - 18 = 0. Suppose 5 + q = 4*r. Solve -r*h - 6 = 9 for h.

-3

Let x be (-4)/10 - (-47)/5. Suppose -8 = -5*o + 2. Solve 3 - x = -o*v for v.

3

Suppose 7*x - 4*x - 30 = 0. Let b = x - 10. Solve -3*j + 15 - 6 = b for j.

3