Solve -21*t + 32*t - 21*t = 0 for t.
0
Solve -2*r + 4 = 12 for r.
-4
Solve -281 = -13*x - 359 for x.
-6
Solve -23*m = -164 + 210 for m.
-2
Solve 3*z + 1 = -5 for z.
-2
Solve 9*d = -46*d + 495 for d.
9
Solve -19*m + 7*m - 24 = 0 for m.
-2
Solve -25 = 10*g - 15*g for g.
5
Solve 38*u = 48*u + 50 for u.
-5
Solve 25*w - 57 = -32*w for w.
1