Suppose -2*d + 15 = -15. Let a be 9/d - (-8)/20. Let s = 13 - 5. Solve -a = -3*h + s for h.

3

Let t = 15 + -4. Let n = t + -16. Let v = 8 + n. Solve -v*d = -8 - 4 for d.

4

Let f be (-26)/(-6) + 5/(-15). Suppose -k = -2*l + 7, 3*k - 7*k = f. Suppose 3*y - l*u - 8 = 4*y, 4*y + u - 12 = 0. Solve -25 = -y*r + 9*r for r.

-5

Let m(s) = s**2 + 3*s - 16. Let c be m(-6). Solve 3*n - 3 = c*n for n.

3

Let u = -38 - -40. Let v = -6 + 8. Suppose -5*j + 2*f + 11 = 1, 0 = -j + 2*f + v. Solve 0 = -u*g + 4*g - j for g.

1

Let j(v) = 3*v + 2*v - 4*v + 5*v**2. Let o be 6*3⁄6 + -2. Let x be j(o). Solve -20 = -x*f + 2*f for f.

5

Let f = 7 - 4. Solve -3*v - f = -6*v for v.

1

Let x = -73 - -83. Solve 5*t - x = 3*t for t.

5

Let n(w) = w + 5. Let v be n(4). Solve -v = q - 4 for q.

-5

Suppose 7*q + 8 = 9*q. Solve -q*j + 4 = -8 for j.

3