Let o be (2/3)/(4/54). Solve -4*k - 25 = -o*k for k.

Suppose 2*q = -2*p + 10, -4*p + 0*p - 2*q + 20 = 0. Let x(h) = -h3 + 14*h2 - 2*h + 21. Let r be x(14). Let z = r - -9. Solve -p*k + 17 = z for k.

3

Let o® = r3 - 3*r2 - 3*r + 6. Suppose 5*i = i + 16. Let y be o(i). Solve 0 = -2*m + y - 4 for m.

3

Let m be (-8)/4 - (-14)/(-2). Let l be m/15 - 56/(-10). Solve -10 = -l*r + 5 for r.

3

Let d(m) = m3 - m2 + m + 4. Suppose -c + 2*i = i, 0 = -c - 2*i. Let o be d©. Suppose 0*g + 24 = o*g. Solve h - g*h = 0 for h.

0

Suppose -11*r = -7*r - 4. Suppose -8 = 2*p - 0*p. Let y = r - p. Solve y*f = 2*f for f.

0

Let s(a) = -a3 - 2*a2 - a + 2. Let m© = -c + 3. Let n be m(5). Let x be s(n). Suppose x*f + 0*i + 4*i - 24 = 0, 5*i - 10 = 0. Solve f*l + 5 = 13 for l.

2

Let i(w) = -w3 + 5*w2 - 3*w - 2. Let b be i(4). Let z = b + 3. Solve 3*r + 6 = z*r for r.

3

Let n(p) = 1 + 0*p + 3*p - 2*p + 0*p. Let r be n(2). Suppose 8*f - r*f = 10. Solve -j = -2*j + f for j.

2

Let t(h) = -h**2 + 6*h + 7. Let l be t(7). Let s(b) = b + 5. Let m be s(l). Let k be 2/m + ¹⁰⁸⁄₃₀. Solve -k*q = -q for q.

0

Let n(t) = -t3 - 5*t2 - t - 3. Let q be n(-5). Suppose -4*o + 2*o + q*i + 48 = 0, -3*o + 64 = -i. Suppose -1 = f - 5. Solve 0 = f*w - 9*w + o for w.

4