Let s = 7 - 13. Let q = s - -7. Solve q + 1 = -2*w for w.
-1
Suppose -21 = -3*a - 3*l, 16 = 3*a + l + l. Solve a*p + 2 + 4 = 0 for p.
-3
Suppose -2*h = 2*f - 6, -f = -h - 0*f + 9. Suppose o = -o + h. Let y = -1 + o. Solve -3*k = y*k + 10 for k.
-2
Let x(p) be the first derivative of -p**2⁄2 - p + 4. Let v be (-1 + (-1 - 2))/1. Let f be x(v). Solve 8 = -q - f*q for q.
-2
Let k be ((-16)/6)/((-4)/18). Suppose -k = 2*a - 6*a. Solve 0*j - a*j = 9 for j.
-3
Suppose 2*b - 2*f + f = 6, 0 = -3*b + 2*f + 8. Suppose 3*k + k - 13 = 3*i, 2*k - 9 = -i. Solve -11 - i = b*n for n.
-3
Let u be (-10)/4*224/(-70). Solve -u = f + f for f.
-4
Suppose 7 = c + 3. Let h be c - (2 - 3 - -1). Suppose -2*v - 2*s + 49 = 3*v, 3*v - 4*s = 19. Solve -h*x = -v*x - 15 for x.
-3
Let t(g) be the second derivative of g5⁄20 - g4⁄4 + g**3⁄2 + g. Let y be t(2). Solve y*s - 7 + 1 = 0 for s.
3
Let v be 02⁄8-2. Suppose v = 3*o - 16 - 2. Suppose 0 = l + 4 - o. Solve 2 = l*i - i for i.
2