Let k = -87 + 90. Solve 4*d = k*d + 1 for d.

1

Let f(g) = -7*g + 2. Let h be f(-2). Let i be 2⁄8 - (-172)/h. Solve i - 1 = 5*b for b.

2

Let c = 37 - 21. Solve -c = 3*g - 7*g for g.

4

Suppose 4*f = -2 - 6, 2*r + 2*f = 0. Suppose 0 = -r*v - v. Suppose -5*n + v = 10, z + 3*n = -2. Solve x = -z + 8 for x.

4

Let y(b) = b**2 - 8*b + 8. Let a be y(8). Let t be (-5)/(-2)*a/10. Solve 0 = -t*x + x for x.

0

Suppose 44 = -2*p - 8. Let q be (-48)/p + (-14)/(-91). Solve 0 = g + g + q for g.

-1

Suppose 0 = -t - 2*t. Suppose 5*f + 2*o = 22, f - 2*o - 3*o = -1. Suppose 3 = 3*w, 0 = 2*r + 4*w + f - 12. Solve t*i - r*i = 0 for i.

0

Suppose 5*r = 3*t + 106, 3*r + 5*t = 6*r - 70. Solve -r = -3*b + 7*b for b.

-5

Let b(k) = k**2 + 2*k - 1. Let y be b(-3). Solve -11 = -y*c - 3 for c.

4

Let x = 36 + -26. Solve -4*l + 6 = x for l.

-1