Let n = 18 - -2. Suppose -h - 4*h = -n. Let m be 16 + (4 - h/1). Solve -3*u - 9*r + 13 = -5*r, 4*u + 4*r = m for u.

3

Let a(d) = d - 7. Let u be a(9). Let h be 1*(2 - u/1). Suppose h = -f - 6*f + 84. Solve f = -g - 2*i, 2*i + 25 + 3 = -5*g for g.

-4

Let g = -8 + 13. Suppose 45*w - 159 + 69 = 0. Let k be ((-135)/g + w)/(-1). Solve 2*y = -3*h + 16, -5*y - k = -8*y - 5*h for y.

5

Let s = 18 + -15. Let f(w) = -7*w + 109. Let u be f(15). Solve 5*y + u = 3*a, -2*y - 1 + s = 0 for a.

3

Suppose 42*n = 43*n + 7. Let z(m) = 1. Let a(l) = -l - 13. Let b® = -a® + 3*z®. Let t be b(n). Solve 3*j - t = 4*o, 5*j = 8 + 7 for o.

0

Suppose -3*s + 7 = 5*i - 21, -i + 2*s + 16 = 0. Solve -2*m - 2*d - 6 = -i, m - 1 = -5*d for m.

1

Let s© = -c3 - 16*c2 + 18c + 11. Let b be s(-17). Let t be -16(2 - (-15)/b). Suppose -12 = -4*i + t. Solve -5*p - 2 = -2*p - n, -i*n = 2*p + 7 for p.

-1

Suppose 5*l - 9*l + 20 = 0. Let c(w) = w3 + 4*w2 - 8*w - 11. Let j be c(-5). Suppose h = -j + l. Solve -a = 2*i + h, a - 5 = 4*i + 4*a for i.

1

Suppose 3*c - 46 = 32. Suppose 5*a = -c - 24. Let d = 11 + a. Solve -5*j = 5*k + 30, 2*j + d + 7 = 0 for k.

-2

Let i be (-64)/(-96) + 1274⁄6. Let h = -181 + i. Solve 3*x + 2*x - 4*o + h = 0, -2 = -x - 2*o for x.

-4