Let z(a) = -a**2 + 6*a + 2. Let k be z(6). Suppose -k*n = s, n + s = -0*s. Suppose m + 6 = -2*y, -m = y + 3 - n. Solve m*r = r for r.

Let z(w) be the second derivative of 0 - ³⁄₅*w5 - ¹⁄₆*w4 - ¹⁄₂*w2 - 2*w - ¹⁄₃*w3. Let t be z(-1). Solve -4*y - t = 5 for y.

-4

Suppose 3*d + 3 = 3*a, -4*d - 3*a - 4 + 0 = 0. Let u be (-3)/d - (-4)/(-4). Suppose 3*m = -5 + 20. Solve -u*p - 1 = -m for p.

2

Suppose -3*x - 5*s + 11 = 0, -3*x - 4*s + 14 - 4 = 0. Solve 5*k + 15 = x*k for k.

-5

Let c = 39 - 20. Let l = 30 - c. Let m = 17 - 8. Solve m = -5*f - l for f.

-4

Suppose 4 = c + f, -8 = -4*c + 2*c - 3*f. Suppose 21 = 3*s + 5*i, 2*s = s + c*i - 10. Let b(d) = -d3 - 7*d2 + 2. Let z be b(-7). Solve -s*r - z = -8 for r.

3

Suppose -3*q = -2 - 4. Let n = -1 + q. Solve -24 = -5*u + n for u.

5

Suppose 3*o - 60 = -2*o. Suppose 2*w = -w + o. Solve -w*f + 0 - 8 = 0 for f.

-2

Suppose 12*y - 7*y = 75. Let f = 19 - y. Solve -f = -g - 3*g for g.

1

Let w(h) = -h - 12. Let x(m) = 3*m + 35. Let u(d) = -7*w(d) - 2*x(d). Let a be u(-8). Solve a*k - 5*k = -4 for k.

-4

Let v(m) = -6*m**2 - 2*m + 1. Let y be v(1). Let k = y - -9. Solve -5 = -k*t - 3 for t.

1