Solve -3*m + 15 = x, -63*m + 10 = 5*x - 61*m for x.
0
Solve -x = 3*a + 4, -2*a - 109*x = -112*x - 12 for a.
0
Solve -4*k + 14 = 5*x - 3*x, 0 = 3*k + 3*x - 9 for k.
4
Solve b + 9 + 2 = 5*n, 0 = -2*b + n + 5 for b.
4
Solve -1 = -k + 3*a, -2*a = -6*k + 4*k - 2 for k.
-2
Solve -5 = -5*n + 5*r, 22*n - 21*n - 1 = -2*r for n.
1
Solve 3*i - 2*u + 6 = 2, -4*i + u = -3 for i.
2
Solve 2*p + 10*b - 14*b + 22 = 0, 0 = -4*p - 3*b for p.
-3
Solve m + 2 = 2*t, -4*t = -3*m - m for t.
2
Solve -3*z + 27 = 3*k, k + 33 = 4*z + 22 for z.
4