Let k be 108/(-45)(-20)/(-1). Let a be (k/15)/2-5. Solve -4*b = -a*b - 4 for b.

-1

Suppose -2*r = -6*r + 36. Solve -z - 2*z = -r for z.

3

Suppose -5*x + 15*x - 30 = 0. Solve -x*r = -7*r for r.

0

Let j(y) = -53*y**2 - y - 1. Let m be j(-1). Let g = -38 - m. Solve -5*r - g = 5 for r.

-4

Let q = -8 + 12. Suppose -2*b + 4*c + 2 = 0, c - 13 = q*b - 8*b. Solve u = -0*u + b for u.

3

Let s be (-8)/(-8) - 3*3/(-3). Solve 2 + 2 = s*x for x.

1

Let r be (-8)/(-2) + (-1)/1. Solve -8 = -c - r*c for c.

2

Let m® be the third derivative of -3*r4⁄8 - r3⁄3 - r**2. Let h be m(-2). Suppose 0 = -v - 4*g - h, -4*v + 4 = -0*v - g. Solve p + v*p = 0 for p.

0

Suppose 9 = 6*u - 3*u. Suppose -u*q + 4 = -20. Solve -p - q = p for p.

-4

Let r be ((-6)/(-2))/(9/(-6)). Let n be (-1)/r + (-1)/2. Suppose -4*u + 20 = -n. Solve -u*s = -5 - 5 for s.

2