Solve -3*k - 10 = -2*a, 0 = a - k + 4*k - 5 for a.
5
Solve -2*i - 3*v - 18 = i, i = 4*v + 9 for i.
-3
Solve -49*d + 47*d - 2 = 2*r, -3*d + r + 17 = 0 for d.
4
Solve -4*n - 22 = -0*n - 3*x, 4*n - 5*x + 26 = 0 for n.
-4
Solve -y = 4*q - 19, -y + 2*y - 4*q + 21 = 0 for y.
-1
Solve -3*g + n + 4*n = -12, -n = 3*g - 12 for g.
4
Solve -2*w = 3*q - 3, -39*q = -w - 35*q - 26 for w.
-6
Solve -4*a - 5*u = -25, 2*a - 3 = 5*u + 2 for a.
5
Solve 4*y = 8, -4*y + 37 = 5*k + 9 for k.
4
Solve 2*k - 8 = 2*f - 6*f, 3*k - 8 = -2*f for k.
2