Suppose -6*y = -2*y - 36. Solve y = 4*r - r for r.

3

Let l be (-5)/1*230/(-25). Suppose l = -5*r - 44. Let w be 4/r - 60/(-27). Solve -13 = -5*t + w for t.

3

Let o = -4 - -8. Suppose 2*y - w + 2 = w, 5*y - 22 = -o*w. Suppose -y*c + 17 = 5*a - c, 0 = a - c - 1. Solve 1 + a = -l for l.

-4

Suppose 0 = -j + 4, 5*c - 33 = 5*j + 47. Let v = -4 + 7. Solve -v*k - c = k for k.

-5

Let o = -12 - -3. Let q(y) be the first derivative of -y4⁄4 - 3*y3 + 5*y - 1. Let l be q(o). Solve l = -2*b + 1 for b.

-2

Suppose 2*v + 6 = -u, -2*u + 0*u = v - 3. Let x(f) = -f3 - 5*f2 + f + 7. Let d be x(-5). Solve -u*s = -d*s for s.

0

Suppose 3 = -3*j - 5*a - 11, 0 = -2*j - a. Solve 0 = j*h - h for h.

0

Suppose 3*n - 23 - 32 = 5*i, 3*n + 4*i - 37 = 0. Suppose -3*k = -2*y + 6*y + 5, 5*k - 5y = n. Let h be -1(k - 0)*0. Solve 0 = -3*f - h*f for f.

0

Suppose -3*q + 6 = -2*q. Let r = -3 + 4. Let x be q*r + -1 + -1. Solve -2*c + x = -3*c for c.

-4

Let r = -19 + 19. Let d be (r - -10) + -2 + -2. Solve 4*q - d = 6 for q.

3