Suppose 0*q + 3*q - 2*n = 42, n = 3*q - 39. Solve -q = r + 2*r for r.
-4
Let z = -15 + 23. Let t be (9⁄12)/3*z. Solve -2*m = t*m for m.
0
Let n = -7 - -12. Solve 2*u + n + 5 = 0 for u.
-5
Let v© = c3 - 5*c2 + 4*c + 2. Let k(y) = -4*y. Let l be k(-1). Let f be v(l). Solve -b = -2*b + f for b.
2
Suppose a - 19 = -0*a - 5*t, -2*a + 20 = 4*t. Solve 0 = -a*j - 7 - 1 for j.
-2
Suppose -5*r + 24 = -3*m, 0*r + 3*r = -4*m + 26. Let x be (-3)/(-2) + 3/r. Solve -9 = x*s - 1 for s.
-4
Let d(h) = -h + 6. Let p be d(6). Let x = 8 - p. Suppose -u + 2*u = 4*q - 2, 0 = -2*q - 4*u - x. Solve c + 0*c = q for c.
0
Let q be (-2)/3 - 116⁄6. Let a = 31 + q. Let i(k) = k3 + 6*k2 - k - 3. Let w be i(-6). Solve w*v = -a + 2 for v.
-3
Suppose 5*v - 47 = 13. Let b be (-9)/(2⁄1 + -1). Let s = b + v. Solve 3*z + 0 = s for z.
1
Let n = -95 - -100. Solve 0 = n*l + 8 - 23 for l.
3