Solve -2*k = -a - 5, 10*a + 16 = k + 5*a for k.

1

Solve -30*j + 31*j + f = 8, -2 = 2*j - 4*f for j.

5

Solve 0 = -3*r - v + 5, 8*v - 5*v = 4*r + 2 for r.

1

Solve -b + 5*i = 31, -b + 0*i = i + 1 for b.

-6

Solve a + 5*m = 9*m + 10, 5*a = -5*m for a.

2

Solve -d - 4*z = -16, 3*z = d + 5 + 7 for d.

0

Solve 46*v = -n + 49*v + 15, 5*n + 5*v = -25 for n.

0

Solve 3*j - 6 = 3*n, -3*n - 18*j - 5 = -20*j for n.

-1

Solve -2*p + 0*b = 5*b - 2, -5*p - 2*b = -5 for p.

1

Solve 3*p + 4*w = 14, 2*w - 5 = w for p.

-2