Let s(x) = 2*x**2 + 21*x - 7. Let n be s(-11). Solve r = n*r - 9 for r.

Let g(q) = 3 - 5 + 4*q - 2 + 2. Let v be g(3). Suppose 4*t + t = v. Solve u = t*u - 3 for u.

3

Let k be (-3)/(2*4/(-8)). Solve k*b - 7*b = 0 for b.

0

Let a® = r3 + 7*r2 + 7*r + 1. Let q be a(-5). Suppose 0*l = -5*n + l + q, 0 = -3*n - 4*l + 28. Solve -n*k + k = 0 for k.

0

Suppose -2*j + 3*l + 8 = 0, j - 2*l - 4 = 2*l. Solve j + 0 = -i for i.

-4

Let h be (⁸⁄₂₀)/((-5)/(-275)). Solve 5*u = -h - 3 for u.

-5

Suppose -58 = -4*k + 2*m, 4*k - 4*m = 2*k + 20. Solve 0*b - k = 4*b for b.

-4

Let t = -3 - -6. Let y be (-30)/(-25)*(8 - t). Solve 5*x - 3*x - y = 0 for x.

3

Let b be -1 - (-2)/3 - 150/(-18). Solve -3*h + b = 2 for h.

2

Suppose 28*v - 54 = 19*v. Solve 0*w = -2*w + v for w.

3

Suppose -2*d + 14 + 2 = -3*a, 5*d - 2*a - 18 = 0. Solve 0 = -d*t - 6 + 10 for t.

2