Let w = -5 + 9. Let x(d) = -d**3 + 9*d**2 - 1. Let r be x(9). Let y be (w/r + 1)*-1. Solve -1 - y = 2*m for m.

Let c(f) = f**2 - 7*f + 6. Let u be c(6). Solve u = -d + 2*d - 2 for d.

2

Let o(u) = u - 4. Let d be o(7). Solve d*z = -0 + 6 for z.

2

Suppose 5*l - 6*l + 7*l = 0. Solve -3*p = -9 - l for p.

3

Let s(z) = -2*z - 2*z + 5*z + 7. Let g be s(-9). Let k be 0/g + (-15)/(-3). Solve -3*i = -k*i + 4 for i.

2

Suppose -6 - 3 = -3*z. Suppose z*m + 7 - 1 = -2*a, 2*a = 2*m - 6. Solve 0 = 2*q - 2 - m for q.

1

Let l be (-3 + (-72)/(-20))/(²⁄₃₀). Solve l = 2*t + 1 for t.

4

Suppose -f + 4*f = 2*z + 1, z = -5*f + 6. Suppose 13 = 3*g + f. Suppose 0 = -3*u + 2*s + 14, -g*u + 11 + 5 = -2*s. Solve 0 = u*h - 3*h + 2 for h.

2

Suppose 0 = 2*o - 4 - 8. Solve o = -2*k + 4*k for k.

3

Let a© = c3 - 6*c2 - 6*c - 3. Let p be a(7). Solve 3 = -p*s - 5 for s.

-2

Let l be (-75)/(-27) - 8/(-36). Solve 0 = -l*u + 5 - 17 for u.

-4