Let d(b) = -b + 8. Suppose -c = -3*c + 12. Let m be d©. Let v be m/(-7) + 120⁄28. Solve 0 = v*s - 3*s - 4 for s.

4

Suppose y + 26 = 6*r - 3*r, 4*r - 5*y - 53 = 0. Solve 0 = r*x - 3*x - 8 for x.

2

Suppose -3*s + 7*s - 20 = 0. Let x = 1 + 1. Solve 13 = x*c + s for c.

4

Suppose s + 3 + 12 = 0. Let a = s - -17. Solve 0 = -a*x - 10 - 0 for x.

-5

Let y = -23 + 23. Suppose -2*t + 2*k = 1 - 13, 4*t + 4*k - 64 = y. Solve 3*j = -1 - t for j.

-4

Suppose 4*u = 5*t + 3 - 20, -2 = 4*u - 2*t. Suppose -q - c - 1 = 2*q, 5*q - 2 = 2*c. Solve -h - 1 + u = q for h.

1

Suppose -3*q - 4*c = -4*q + 27, 4*c + 87 = 5*q. Solve -i = 2*i + q for i.

-5

Suppose 3*y = a - 7, 2*y + 0*y = -3*a + 21. Let k = 15 - 13. Solve -u + k = a for u.

-5

Let h(w) = -w + 5. Let c be (7/(-14))/(2/(-28)). Let x be h©. Let p be x - -4*6⁄4. Solve -l - 3*l + p = 0 for l.

1

Let n be (-12)/(-15) + (-3)/(-15). Suppose 0 = i - n - 1. Solve q = 3*q + i for q.

-1