Solve 4*i + 15 = 4*c + 7, -3*i - 22 = 5*c for i.

-4

Solve -2*t = -3*f - 11, 20*t - 22*t - 13 = 5*f for f.

-3

Solve 7*w + 2*f + 8 = 6*w, 6 = -2*w - 2*f for w.

2

Solve 3*x + 5*k = -10, -3*x - 5 + 9 = -2*k for x.

0

Solve -22*j + 24*j - 12 = r, 2*r = 0 for j.

6

Solve 6*x - 11*x = -4*o + 5, -5*x - 30 = o for x.

-5

Solve 43*f - 38*f - 2*g = 16, f = -g + 6 for f.

4

Solve -4*o - 9 = 2*b + 13, 3*b + o + 18 = 0 for b.

-5

Solve n = 5*a + 23, -3*a - 30 = -5*n - 3 for a.

-4

Solve -5*d - 4*a = -a - 17, d = a + 5 for d.

4