Solve 7*r - 1 + 22 = 0 for r.
-3
Solve 138 = -26*c + 3*c for c.
-6
Solve -110 + 122 = -4*y for y.
-3
Solve -11*t - 6*t - 51 = 0 for t.
-3
Solve -43*q - 191 = 110 for q.
-7
Solve -5*w + 28 = 3 for w.
5
Solve -6*f - 6*f = -84 for f.
7
Solve 6*u + 64*u - 630 = 0 for u.
9
Solve 9 + 3 = 4*n for n.
3
Solve 40*c = 36*c + 4 for c.
1