Let f© = -2*c - 6. Let j be f(-5). Let l(b) = -4 - 4*b + j*b + 3 - b. Let r be l(-3). Solve -5 + 1 = -r*u for u.

2

Suppose 0*m = -5*o + 3*m - 15, -3*o + 25 = 5m. Let v be o/(1/(-3)-3). Solve -l + 0*l = v for l.

0

Let z be (-2)/2*(-5 - -1). Solve 0 = z*l + l + 20 for l.

-4

Let m = 85 - 81. Solve 0 = m*b - 3*b - 2 for b.

2

Suppose -4*l = 2*w - 137 + 53, -2*w = -2*l + 48. Suppose 0 = 4*r - 38 - l. Solve -f = 2*f + r for f.

-5

Let b be -4 + 3 - (-5)/1. Suppose 4*a - 3*a = b. Solve 0 = -3*h + a*h - 5 for h.

5

Let h(a) = -a + 7. Let w be h(6). Let p = w - 21. Let o be p/(-6) - 2⁄6. Solve -t = o*t - 8 for t.

2

Suppose 4*v - 5*p = -2*p - 1, -3*p = -2*v - 5. Solve -5*b = -v*b for b.

0

Let o be 2 - -1*9*2. Let m(h) = h**2 + h - 7. Let j be m(-4). Solve o = -l + j*l for l.

5

Let h = -11 + 13. Solve -10 + h = -2*r for r.

4