Suppose -7*j = -8*j + 4. Suppose 4*t = -2*u - 10, 15 = -u + j*u - 4*t. Solve -4*d + 5*d - u = 0 for d.

Suppose 2*u - 59 + 25 = -4*k, 5*k + 2*u - 40 = 0. Solve -r + k = r for r.

3

Let k® be the second derivative of r³⁄₆ + 3*r²⁄₂ - 2*r. Let m be k(10). Solve 4*l - 5 = -m for l.

-2

Suppose 3*o - 7*o = 0. Suppose y = 5 - o. Solve -y*p + 8 = -17 for p.

5

Let a be (4 + -4)*(-2)/(-4). Solve -i + 5*i - 8 = a for i.

2

Suppose 10 = i - 4*q - 12, 0 = -3*i - 4*q - 14. Solve 3 = k + i*k for k.

1

Let b be 2 - 0/(⁸⁄₂). Solve -b*f + 6*f = -16 for f.

-4

Let s(w) = 2*w2 - w + 9. Let b be s(0). Let p(v) = -v3 - 2*v**2 + 2*v + 1. Let h be p(-3). Let d be ⁶⁰⁄₁₄ + h/(-14). Solve d*o = o + b for o.

3

Suppose 4*c - 6 = 2*c, 4*n - 5*c + 15 = 0. Let f be (-4)/(-4) + (2 - n). Solve f*u - 2 = 2*u for u.

2

Let q = -43 + 45. Solve -3*r + q + 1 = 0 for r.

1

Let z be ¹⁶⁸⁄₁₀ - 1/(-5). Suppose 2*v = 1 + z. Solve 5*g + v - 29 = 0 for g.

4