Let f be 2/8 - (-2)/(-8). Suppose 6*n - n - 10 = f. Suppose 3*g = n*g. Solve -2*r + 0*r + 10 = g for r.

Suppose -9 = -5*u + 51. Let t = 22 - u. Suppose 0 = 5*g - t, 3*f - 6*g + g = -10. Solve f*b + b = 2 for b.

2

Let x be (10/(-25))/(-3 + (-59)/(-20)). Solve 2*n = 4*n - x for n.

4

Suppose g - 2*t + 5*t + 1 = 0, -8 = -2*g + 4*t. Suppose 2*c + g = 3*c. Solve -2*r + c = -0 for r.

1

Let j(i) = -3*i3 + i2 + 3*i + 1. Let l be j(2). Let q = 16 + l. Solve -1 + q = -v for v.

-2

Suppose 0 = 5*i - 27 - 33. Let v be ((-9)/(-6))/(i/16). Solve 0 = v*b - 4*b + 8 for b.

4

Suppose -3*w - 6 - 6 = 0. Let b be (-10)/w + ³⁄₂. Solve 8 = -2*m + b*m for m.

4

Let i(q) = q**2 - 4*q - 5. Let t be i(-2). Solve 5*w + 6 = t*w for w.

3

Let t be ²⁴⁄₁₄ + ²⁄₇. Let f be ⁴⁄₄*t/1. Solve f*s = 3*s + 1 for s.

-1

Let v = -1 + 5. Suppose -3 + 12 = -3*d, 0 = 5*x - 5*d + 70. Let p = 19 + x. Solve 2*f - v = p for f.

3

Let x© = -11*c - 1. Let t be x(-1). Let n(d) be the second derivative of d³⁄₆ - 4*d2 + 2*d. Let r be n(t). Solve w - r*w + 2 = 0 for w.

2