Solve 0 = a - 1, -4*f = -2*f + 5*a - 7 for f.

1

Solve 7 = -4*z + i - 4, 3*i + 15 = 0 for z.

-4

Solve -82*x + 2*a = -78*x, 4*x + 4*a - 24 = 0 for x.

2

Solve -2*u + 3*b - 4 = 7*b, u = -b for u.

2

Solve -3*u - 2*g = 15, 108*g - 5 = u + 104*g for u.

-5

Solve -g - 4*y - 7 = 0, -187*g + 185*g - y = 7 for g.

-3

Solve a - 14 = -3*q, -a + 2 = q - 2 for q.

5

Solve -3*b + 18 - 15 = -3*d, 1 = -5*d + 4*b for d.

3

Solve 4*t + 12 = -2*v, 120 = -2*t + 4*v + 104 for t.

-4

Solve -r + 3 = 5*l + 2*r, -1 = l - r for l.

0