Suppose 40*k - 45*k = -15. Solve k*a - 4 - 8 = 0 for a.

Let q(i) = i2 + 1. Let f be q(-2). Let a(w) = -w3 + 6*w**2 - 3*w - 3. Let p be a(f). Suppose -3*y - 20 = -p*y. Solve y*o = 3 + 7 for o.

2

Suppose -p - 2 + 5 = 0. Let w be (-1)/((-5)/(-2) - p). Solve 4*r - w*r = 10 for r.

5

Let t be (-1)/(-2 + ⁴⁵⁄₂₄). Let a = -2 + t. Let i = 8 - a. Solve 2 = i*z - 0 for z.

1

Suppose 104 + 398 = 2*q + 4*j, -2*j = -2*q + 472. Let m be -1*q - 3/(-3). Let c be (-3)/(-2)*m/(-18). Solve 5*v = v - c for v.

-5

Suppose 0*t - 4*g - 20 = 5*t, 0 = 4*t + 3*g + 15. Solve t = -3*l + l for l.

0

Suppose -19 = -5*l - 0*x + 3*x, 3*l = -3*x - 3. Suppose -k + 25 = -5*t, -k + 2*t + 22 = -l*t. Solve h - 6*h = k for h.

-2

Let t(p) = -p3 - 7*p2 - 5*p + 9. Let r be t(-6). Solve 5*m = -r - 2 for m.

-1

Let v be (1 - -1) + (2 - 0). Solve -v = -3*h - 16 for h.

-4

Let t(a) be the first derivative of -a⁴⁄₄ + 2*a³⁄₃ + a**²⁄₂ - 2. Let g be t(2). Solve g*v = -v for v.

0

Suppose -w - 4*w + 10 = 0, 2*x - 18 = -5*w. Let y be 6/x*⁴⁄₃. Suppose 0 = 4*t - 2*l + 10, 3*t + 2*l = t + 10. Solve t = y*i - 2 + 6 for i.

-2