Solve 5*c - 5*a + 15 = 0, -90*a = -91*a + 2 for c.

-1

Solve 4*n - 4*a = 16, 0 = 4*a + 4 - 0 for n.

3

Solve -2*a - 5 = -2*g + 1, 2*a - 14 = -3*g for g.

4

Solve 5 = 5*p, 12*i = 15*i - 3*p - 6 for i.

3

Solve -h = -2*k + 4, 44 - 32 = -3*h + k for h.

-4

Solve 3*p - 3*m = 3, 6 = -2*p + 19*m - 15*m for p.

5

Solve -4*a + 4*q = -12, 2*a - 3*q - 9 = a for a.

0

Solve -2*r - 4*j + 18 = 0, -5*j + 21 = -r - j for r.

-1

Solve w - 3*w + 13 = -3*o, 0 = 3*o + 3 for w.

5

Solve b + 1 = -2*f + 3, -5*f + 6*b + 39 = 0 for f.

3