Let v be (-6)/10 - 12/(-20). Solve v = 4*w - 5*w + 1 for w.

Let s(u) = 6*u**2 + u - 1. Let x be s(-2). Let b be ³⁹³⁄₂₁ + 6/x. Solve 0 = 5*v + b - 4 for v.

-3

Suppose -a = -3*g - 27, -4*a + 40 = 2*g + 3*g. Solve 2*h = -h - a for h.

-5

Suppose 3*z + b - 2 = 0, -4*b + 8 = 4*z - 2*z. Solve z = -4*s - 16 - 4 for s.

-5

Suppose 7*k + 6 = 13*k. Solve -4*x + k = 17 for x.

-4

Let s(u) = u**2 + 10*u + 16. Let p be s(-8). Solve -2*x + 8 + 0 = p for x.

4

Suppose s = -4*s - 10, -3*b - 4*s + 154 = 0. Let a be ²⁶⁄₉₁ - b/(-7). Suppose 5*x - 3 = -4*v, -4*v = -2*x + v + 21. Solve 7 = -x*t - a for t.

-5

Suppose 4*d + 18 = g, -4 = 2*g - 6*g - d. Let p = -2 + g. Suppose p = -c - 1 + 3. Solve -7 = c*x - 1 for x.

-3

Let u be ((-2)/(-8)*0)/(-2). Solve x = -u*x for x.

0

Let x(b) = b**2 - 4*b - 8. Let o be x(6). Suppose -3*l - q = -5*q - 91, 5*l + 4*q = 109. Suppose -9*i = -o*i - l. Solve i*r + 5 = -5 for r.

-2

Suppose -24 = -0*m - m + f, 0 = 3*m + 3*f - 54. Let q(k) = -k + 1. Let c be q(-2). Solve -c*h - m = -9 for h.

-4