Let f = 6 + -10. Let d = -28 + 21. Let r = f - d. Solve s = 4*s + r for s.

Let b = -5 - -7. Suppose -t + b*o - 18 = 3*t, 3t + 11 = o. Let q be t(-1)/(-1 + 3). Solve -h - q = -5 for h.

4

Let b(j) = -j3 + 6*j2 + 4*j - 9. Let k be b(6). Suppose -2*t = 5*y - 40, y + 5*t - 16 = k. Solve -2*o + y*o = 20 for o.

5

Suppose -4*q = -8*t + 4*t - 28, 2*q + 3*t = -6. Solve o + q = 2*o for o.

3

Suppose 0 = -k - 3, 2*g + 2*k + 11 = 3*g. Suppose -35 = -4*x - g*d, -3*x + 24 = -0*x + 3*d. Solve x*n = n for n.

0

Let s be -6*(1 - ¹²⁄₉). Solve 0 - 2 = -s*a for a.

1

Let x be (-5)/((-20)/(-8)) + 2 + 8. Solve 4*q + 12 = x*q for q.

3

Suppose 5*w + t + 13 = 0, 9 = -2*w - 3*t - 4. Let d = 2 - w. Suppose 3*z - z - 2*v - 10 = 0, -4*z + d = 4*v. Solve l = 2*l - z for l.

3

Let c = -1 + -2. Let k = c - -7. Let b(h) = h3 - 6*h2 - h + 7. Let q be b(6). Solve -k*v + 5 - q = 0 for v.

1

Let o be (-5)/(-20) - (-2)/(-8). Let f be -2 - -4 - (1 - 2). Suppose -2*c + 3*c - f = 0. Solve c = -o*s - s for s.

-3

Let t be 1*(-1)/(-3) + (-4)/(-6). Solve -2*s = -t + 5 for s.

-2