Suppose 0 = 3*r - 6*r - 21. Let x = r - -9. Suppose x*s = s. Solve -2*w + s*w - 6 = 0 for w.

-3

Let s(q) be the third derivative of q4⁄24 + 5*q3⁄6 - q**2. Let t be (-2)/7 + (-74)/(-14). Let p be s(t). Solve 0 = -9*o + 4*o + p for o.

2

Let m be (-6)/(-8)*(4 + (0 - 0)). Solve 20 = y + m*y for y.

5

Let u(h) = -6*h + 3*h2 + 2 - 2*h3 - 7 + 3*h3. Let s(x) = -2*x2 + 2*x. Let c be s(2). Let y be u©. Solve 0 = y*d + 2*d - 25 for d.

5

Let d(x) = 3*x**2 + 4*x + 3. Let i be d(-1). Solve -3*q - 20 = i*q for q.

-4

Suppose 0*k - 4k = 0. Let b be 14((-57)/21 + 3). Solve k = -b*z - 7 + 23 for z.

4

Suppose 12*i - 5*i - 140 = 0. Solve f = -4*f - i for f.

-4

Let x = 5 + -3. Suppose 0 = -3*p - x*p + 30. Let h be p/33 + 64⁄11. Solve -h - 4 = -5*t for t.

2

Let y be (1 + 4)*12⁄15. Suppose 2*q - u = 2*u - 1, y*u = 12. Suppose -v = q*b + 8, -3*b + 2 = -v - 5*b. Solve v*l = 3*l + 1 for l.

1

Suppose 12 = 11*p - 7*p. Solve 0*x - p*x = 9 for x.

-3