Let p = 2 + 10. Suppose 15*y = 18*y - p. Solve -6 - 2 = y*n for n.

Let u be -4 + (20 - 1) - 1. Solve 6 = 5*i - u for i.

4

Let p(a) be the first derivative of -a⁴⁄₄ + 11*a³⁄₃ - 5*a**2 + 5*a + 2. Let x be p(10). Solve x*d + 4 - 9 = 0 for d.

1

Suppose 3*w - 3*w = 7*w. Solve w*q + 2*q = 0 for q.

0

Let j(f) = 4*f2 - f - 5. Let z(b) = b2 + b - 1. Let t(a) = -j(a) + 3*z(a). Let w be t(5). Let p be (-13)/w + 2/(-6). Solve 0 = -u + 3*u + p for u.

-2

Let j = -16 - -25. Let f(z) = z**2 - 9*z + 12. Let i be f(j). Let g be (-61)/(-3) - 4/i. Solve -g = 6*s - s for s.

-4

Let k be ³⁰⁄₄ + (-3)/(-6) - 1. Solve -4*f + k*f = 12 for f.

4

Let l be ¹⁰⁶⁄₈ - ¹⁄₄. Suppose 2*y + 2 = 4*p, 2*y - l = -y + 2*p. Solve -20 = -y*b + 2*b for b.

4

Let c(k) = -k + 8. Let r = -20 - -26. Let h be c®. Solve 0*f + h*f = -10 for f.

-5

Let f(b) = b**2 + b + 3. Let y be f(0). Suppose 16 = a + 5*g, 2*a + g = -y*g + 14. Let j = a - -1. Solve j*d = -3*d + 15 for d.

3

Suppose 2*u = -3*u. Solve u = -p + 3*p + 10 for p.

-5