Solve -2*v - 15 = -5*k, 4*v + 4*v = -4*k + 60 for v.
5
Solve 2*h + 9 = -5*p + h, 3*h = 5*p - 7 for p.
-1
Solve -7*t = -3*n - 5*t + 19, 3*n = 5*t + 25 for n.
5
Solve 18 = -3*u + 4*d, 15 = -5*u + d + 2 for u.
-2
Solve -b - 5*k + 4*k = -4, 4*k - 15 = -5*b for b.
-1
Solve 0 = -4*b - 4*f - 36, b = -0*f + f - 7 for b.
-8
Solve 2*a + 9 = -2*i + 23, -i = -5*a + 11 for a.
3
Solve -2*y + 18 = b, -2*b + 4*y - 5*y = -21 for b.
8
Solve 3*s = 0, -2*w + 4*s = 3*s + 8 for w.
-4
Solve 2*q = 3*y - 5, 4*q - 24 + 4 = 0 for y.
5