Suppose -3*r + 0*l - 5*l = -8, 4*r - 4*l = 0. Solve 4 = t + r for t.

Suppose 4*u - 24 = -2*u. Solve -4 = u*x - 16 for x.

3

Suppose 0 = -2*m - m - 18. Let v(d) be the second derivative of d⁴⁄₁₂ + d³⁄₂ + 7*d**²⁄₂ + 2*d. Let b be v(m). Solve -4*n = n + b for n.

-5

Suppose 5*p - 33 = 3*w, -1 = 2*w + 1. Solve 3 = -3*u - p for u.

-3

Let m = 6 + -4. Suppose -7 = -d - m*x, 7*x - 8 = 3*x. Solve -n + 1 = d for n.

-2

Suppose -3 = -4*m - 3*c, -2*c + 4 = -4*m + 2. Suppose m*z = -4*z + 5*j + 18, -10 = -2*z + 3*j. Solve -z*p + 0*p + 8 = 0 for p.

4

Let k = 2 + 4. Let x be (4/k)/((-26)/(-117)). Solve x*f = 9 - 3 for f.

2

Let u be (12 + 6)/(21). Let w be u - (4 + 1-2). Let p be (-1 - -5)*w/4. Solve o + 3 - p = 0 for o.

4

Let c be 2/(-6) - (-2)/6. Suppose v - t + c*t - 7 = 0, -4*v = 2*t - 10. Solve -2*a = -4 - v for a.

4

Let i be ((-3)/9)/(3/(-45)). Suppose 0 = i*r - 22 - 38. Let n = -6 + r. Solve v + 25 = n*v for v.

5

Let h be (5 - 6)/((-2)/(-4)). Let g be 9 + 0 + 1 + h. Solve 0*c = 2*c + g for c.

-4