Let y = -1 + 4. Suppose -r - 7 = -2*f, 0 = 4*r + y*f - 5*f - 2. Let u be 34⁄4 + (-3)/6. Solve -x - r*x = u for x.

-2

Let m© = c3 + 5*c2 - c. Let g be m(-5). Suppose -g*v + 6*v - 12 = 0. Solve v = 2*i + i for i.

4

Suppose -3*q = -4*y + 31, 5*y - 9 = -q + 6. Solve y*t = -t for t.

0

Suppose -3*m + 0*s - 5*s - 9 = 0, -3 = s. Solve m = -v + 5 for v.

3

Let q = 20 + -14. Suppose 0 = l + q. Let x be (-1 - l) + (-4)/4. Solve 0 = 4*z - 0 + x for z.

-1

Suppose -2*c + 0*c - 10 = 0. Let f(h) = h3 + 6*h2 + 2*h + 5. Let d be f©. Solve 2*o = -2*o + d for o.

5

Let o(v) = v**2 + 3*v - 6. Let t be o(-5). Suppose -4*d = t*f, 3*f - 3 - 5 = -d. Suppose 2*w + 0*w = 0. Solve 8 = f*l - w for l.

2

Let u® = r**2 + 15*r + 12. Let d be u(-15). Suppose -4*s - d = -2*l, 0*l + 15 = 5*l - 5*s. Solve l*i = 3*i - 3 for i.

1

Suppose 7 - 22 = 5*r. Let o = 6 + r. Solve -o*s - 5 = 7 for s.

-4

Let i = 14 - -14. Suppose -6*t = -2*t - 24. Suppose 2*a + k = 11, 3*a + 3*k - 12 = t*k. Solve a*x + i = 8 for x.

-4