Solve -80*i = -103*i + 207 for i.

9

Solve 4 = 157*d - 155*d for d.

2

Solve -112*b - 700 = 308 for b.

-9

Solve -6*v = -3*v - 5*v for v.

0

Solve 6 = 15*f - 12*f for f.

2

Solve -5*w + 213 = 233 for w.

-4

Solve -29*b + 12*b = 24*b for b.

0

Solve -28 = 9*b - 1 for b.

-3

Solve -6*n + 11 = -19 for n.

5

Solve -38*n - 45 = -23*n for n.

-3