Suppose 5*n - 2*z - 20 = -3*z, -4*n + 5*z = 13. Solve 0*k = k - n for k.
3
Let l = 92 + -72. Solve -4*v + 4 = l for v.
-4
Let n be 6⁄21 + 132⁄28. Let w = 9 - 5. Solve -w*d - n + 21 = 0 for d.
4
Suppose -5*n = -2*j - 18, 0*j + 5*j = -3*n - 14. Solve 6 = 4*h - n*h for h.
3
Let p = -20 - -29. Solve -4*i = -i + p for i.
-3
Let b = 81 - 81. Solve 0 = -3*s - b + 15 for s.
5
Let v = -65 - -71. Solve 2*c = 5*c + v for c.
-2
Let n(i) = -3*i - 3. Suppose -2 = -2*u - 8. Let l be n(u). Let f = 3 - 0. Solve -f*w + 0 = l for w.
-2
Let z(a) = -23*a3 - a2. Let o be z(1). Let j be 5/(-2)*o/30. Solve -h + 2*h = -j for h.
-2
Let u(g) = 3*g - 15. Let j be u(12). Solve 4*v + 1 = j for v.
5