Solve -x - 7 = -2*n, -5*n - 6 = -8*n + 3*x for n.

5

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

0

Solve -5*k = 5*q - 14 - 1, 0 = 5*k for q.

3

Solve 4*j - n = -19, -3*j - 5*n + 1 = -2 for j.

-4

Solve 5*t = 0, p - 2*t + 4 = 5*p for p.

1

Solve x - 3*k - 5 = 0, 0 = 4*x - 4*k + 28 - 24 for x.

-4

Solve 3*x - 63*y + 8 = -68*y, -4*y = -3*x + 28 for x.

4

Solve 5*x + 13 = -4*j, 30*j + 24 = 33*j - 3*x for j.

3

Solve 2*c - 3*a - 2 - 12 = 0, 3*c = 4*a + 19 for c.

1

Solve 4*g - 13 + 1 = 0, -4*g = 5*i - 22 for i.

2