Let l = -13 - -18. Solve l*d - 31 + 11 = 0 for d.

Let x® = r - 5. Let q be x(5). Suppose -d + 7 = -q*o + 2*o, 0 = -5*o - 5*d + 25. Let v be (-3)/o*12/(-9). Solve 0 = -v*j - j for j.

0

Let j(b) = b**2 + 10*b + 27. Let i be j(-6). Solve i*g = -10 + 4 for g.

-2

Let t = -2 + 7. Let j© = t + 2 + 0*c + c. Let m be j(-5). Solve -8 = -m*k - 2*k for k.

2

Let a be ¹⁄₅ - 34/(-5). Let m = -4 + a. Let k be (-1)/3 - (-10)/m. Solve -3*f = -0 + k for f.

-1

Let u(z) = 5*z2 - z. Let d be u(1). Let y be (9/d)/((-1)/4). Let v(h) = -h3 - 8*h**2 + 8*h - 2. Let r be v(y). Solve -r - 1 = 2*k for k.

-4

Suppose 250 = 2*q - 7*q. Let b be -1*²⁄₄*q. Solve -5*d + 0*d = b for d.

-5

Suppose -2 + 20 = -3*k. Let m = k + 6. Solve m = o - 2*o for o.

0

Suppose -4*a - 2*q + 12 = 2*q, 12 = 2*a + 4*q. Suppose -2*k + 4*o + 30 = a, -2*o + 8 + 11 = k. Solve -k = 5*r - 7 for r.

-2

Let x = 80 - 76. Solve 2*y + x = -0*y for y.

-2

Let k(d) = -d3 - 13*d2 - d - 12. Let j be k(-13). Solve 4*f = 3 + j for f.

1