Let r be (-168)/(-70) + 2/(-5). Let n be (0 - -5)/(2/r). Solve -u - n = -2 for u.

Let b(l) = l**2 + 8*l - 8. Let q be b(-9). Solve -3*z = 8 + q for z.

-3

Let d = 20 - 11. Let g be ³⁄₃ + 2 + d. Solve -g = -5*o + 2*o for o.

4

Suppose -t - 39 = -4*f + 4, -38 = -5*f - 4*t. Solve i + f = -i for i.

-5

Let r(a) = -a3 - 2 - 4 - 7*a2 + 0*a**3 - 2 - 8*a. Let j be r(-6). Solve 4*w = j - 20 for w.

-4

Suppose v - 3 = 3*n - 8, n - 7 = -v. Solve 0*g = -v*g for g.

0

Suppose r = 3*f - 11, 5*r - 4*f - 10 = -2*f. Solve 3*a + r = a for a.

-2

Let x be ¹⁄₂*0/(-5). Suppose -5*l = -4*t - 3, 0 = 5*t - l - x - 12. Let b = t + 1. Solve -v = -b - 0 for v.

4

Suppose 0 = 2*f - 0*l + l + 20, 2*l = 3*f + 16. Let k = -1 + 17. Let x be (-4)/k + (-26)/f. Solve w = -2*w + x for w.

1

Suppose 5*v - 20 = t + v, 12 = -t - 4*v. Let s = 25 + t. Suppose 4*l - s - 3 = 0. Solve b = -0 - l for b.

-3

Let w = 12 - 9. Solve 4*s - 1 - w = 0 for s.

1