Suppose -6*v + 178 = -v + r, -v = 3*r - 30. Suppose u = -3*u + v. Solve -q - u = -4 for q.

Suppose c = 7 + 8. Solve 0 = 3*m - 0*m + c for m.

-5

Let n(a) = -a3 - 4*a2 - 2*a - 3. Let q be n(-2). Let p(s) = s3 + 7*s2 - s - 4. Let r be p(q). Let f be r/(3/(-15)*-3). Solve -10 = -f*c + 10 for c.

4

Let j = -2 - -10. Solve -j = -4*p - 0*p for p.

2

Suppose 0 = 2*z, -3*g + 5*g + 2z - 4 = 0. Let u be 1/(4/(-96)-2). Solve -g*s = s + u for s.

-4

Let s be (-20)/(-6)*(-6)/(-4). Suppose -n = 4*n + 4*t, -s*n + 4*t = -40. Solve -n*c - 10 = -2 for c.

-2

Let g = 43 - 23. Let j be ¹³⁄₅ - 12/g. Solve -r - 7 + j = 0 for r.

-5

Suppose 4*s + 4 = 2*i, 5*i + 7 = 4*s + 23. Let b = 4 - 4. Solve b*y = 2*y + i for y.

-2

Let t(z) = z**2 - z - 2. Let b be t(-3). Let y = -4 + 7. Suppose -y*l + 5 = -7. Solve l*u = b + 10 for u.

5

Suppose 0 = 4*s - 8 - 0. Let w(h) = 1 - 3*h**3 + 4 + h - 4. Let f be w(-1). Solve s*o = o - f for o.

-3

Let n(i) be the second derivative of -i⁴⁄₁₂ - 7*i³⁄₆ - i. Let r = 16 + -23. Let f be n®. Solve -j - j + 6 = f for j.

3