Suppose -x = x. Solve 2*a - 8 + 0 = x for a.

Suppose 0 = 2*p - 12 - 28. Suppose 6*f - p = 2*f. Solve -f*b + b = 0 for b.

0

Let v be (⁶⁄₂)/((-3)/(-3)). Solve -9 - 3 = v*y for y.

-4

Suppose -3 = -4*n + 1. Suppose 4*h + w + 7 = -7, 2*h = w - 10. Let v be (-4 + n)/(h/4). Solve 9 - v = 2*a for a.

3

Suppose 0 = -c - 4*u + 9, 4*c - 2*u - 18 = -0*u. Solve -c*t + 0 + 10 = 0 for t.

2

Suppose -4*c - c + 5 = 0. Solve -c + 9 = 4*q for q.

2

Let s(x) = x3 - 8*x2 - 10*x + 7. Let u be s(9). Let v = u - 0. Let z = v - -2. Solve -3*b - 2*b - 10 = z for b.

-2

Suppose -3*b + 11 = -2*j + 36, 5*b = -4*j - 27. Let k(n) = n3 + 8*n2 + 6*n + 5. Let i be k(b). Suppose -3*a = -5*a + i. Solve a*x = 2*x for x.

0

Suppose 15 = 8*r - 3*r. Let t(a) = a**2 + a. Suppose 0*k = 4*k - 4. Let v be t(k). Solve -v*y - 3 = r for y.

-3

Let v be (-4 + (-3)/(-1))*6. Let z = v + 9. Solve 12 = -d - z*d for d.

-3

Let b be (-4)/(-8)*(-1 - -1). Suppose -5*d - 5*c + 65 = 0, -5*d + 69 = -c + 2*c. Suppose -z = 4*a - d, a + 3*z + 7 - 5 = b. Solve -a*r + 13 - 5 = 0 for r.

2