Solve 5*j - 3*r - 9 = -7, -5*r + 3 = -2*j for j.

1

Solve -4*h + 4 = j, -2 = 23*j - 21*j - 2*h for j.

0

Solve 2*i - 4*w + 7*w + 7 = 0, -4*i + w - 21 = 0 for i.

-5

Solve -1 = 3*j - 34*s + 35*s, 4*s + 4 = -2*j for j.

0

Solve 0 = -p - z + 3, 8*z - 9*z - 15 = -5*p for p.

3

Solve -w + 13 = -4*d, -4*d + 9*d = -4*w - 32 for w.

-3

Solve 3*q - 3 = 0, u - 18 = 5*u + 2*q for u.

-5

Solve c = 3*i + 7, 3*c - 2*i + 0 = -7 for c.

-5

Solve -4*j = 5*b - 8, 46*b - 51*b + 2*j = -26 for b.

4

Solve 2 = 4*r + 2*m, -3*r + 3*m = 4*m - 1 for r.

0