Let u = -31 - -82. Suppose -4*z = -12, i - 6*i + 3*z + u = 0. Solve -2*r + i = r for r.

4

Let s© = -5*c3 - c2 - 2*c - 1. Let f be s(-1). Solve -f = -4*u + 3*u for u.

5

Suppose -j + 6 = -3*j, -5*p - 2*j + 119 = 0. Solve 0 = 3*w + 2*w + p for w.

-5

Let q = -57 - -63. Solve 3*z + 12 = q*z for z.

4

Let t be (-1)/(-2)*24⁄3. Solve 4 = -4*x - t for x.

-2

Suppose 2*l = -4 - 0, 2*l - 6 = -2*m. Let y(a) = -a**2 - 7*a - 10. Let z be y(-5). Let i = m + z. Solve -o + i*o = 12 for o.

3

Suppose -19 + 11 = -l. Solve -l = c - 5*c for c.

2

Let w = 13 + -13. Suppose -5*d + 30 + 5 = w. Solve 5*t = -32 + d for t.

-5

Let r(x) = -x**2 - 18*x + 2. Let q be r(-18). Solve 0 = 3*u - u + q for u.

-1

Let x = 47 + -33. Suppose t + 1 = -0*t. Let b be (t - 2) + 9⁄3. Solve 3*j - 2 + x = b for j.

-4