Let u = -13 - -21. Suppose -a - 3 + u = 0, 5*a - 31 = -2*x. Solve 3 = -4*q + x*q for q.

Let v = -3 - -15. Suppose -2*a + 3 = -a. Suppose -6 = -a*r + v. Solve m = 4*m - r for m.

2

Let l = 0 + 0. Suppose -4*z + z = 0, 5*v = -4*z + 15. Solve 3*i = -l*i + v for i.

1

Let v = 14 + -10. Solve 0 = v*s - 9*s - 20 for s.

-4

Let v = 6 + -1. Solve -v*o = -0*o + 15 for o.

-3

Let n be 0 - -7 - (-1 - -3). Let k© = 3*c3 + c2 - 2*c + 1. Let m be k(1). Solve 0 = -m*q + 4*q + n for q.

-5

Suppose -3*n - 11 = 2*y, -y + n + 9 = y. Let o be y - ((-3 - 1) + 3). Let j(d) = 2*d**2 + 5*d - 2. Let u be j(o). Solve -u + 6 = 5*h for h.

-5

Suppose 5*g + 4*g - 27 = 0. Solve 0 = g*l + 12 for l.

-4

Let d be ⁴⁄₄*³⁰⁄₂. Let h = d + -5. Solve -3*s = -8*s + h for s.

2

Let v(i) = i**3 - i - 2. Let w be v(0). Let m = 5 + w. Suppose 4*s + 2*h - 3*h = 84, m*h + 92 = 4*s. Solve 0 = 2*r - 6*r - s for r.

-5

Let j be (-6)/27 - (-20)/9. Suppose 0 = j*y - w - 4, -4*w - 5 = 3*y - 11. Let a = 14 - y. Solve 0 = -0*t + 4*t - a for t.

3