Let r(j) = j. Let f be r(3). Let z = f - -3. Suppose -t - 21 = -25. Solve t*k = 2*k + z for k.

3

Let g(l) = 7 + l**2 - 5*l + 0 - l. Let h be g(5). Suppose r - r + 4*r = 0. Solve r = 3*v + h*v - 15 for v.

3

Let c(t) be the first derivative of t3⁄3 - 7*t2 + 12*t - 1. Let n be c(10). Let d = 43 + n. Solve -2*k = k + d for k.

-5

Suppose -4*a - 2 = r, -a + 0*r - 2 = r. Let k = a - -1. Suppose 5*z - 4 = 4*g - 6*g, g + 4*z = 2. Solve -b + g = k for b.

1

Let k be (-4)/(-16) - (-3)/(-12). Solve 3*y - 4*y - 4 = k for y.

-4

Let c® = -r + 1. Let d be c(6). Let s = 16 + d. Solve -4*l = -s - 5 for l.

4

Let d be (-56)/3 - 2/(-3). Let f be ((-3)/(-2))/(d/(-60)). Solve -4*t = f + 3 for t.

-2

Suppose -11*d + 6*d = 0. Suppose -5*p + f = -2 - 5, 0 = 2*p + 5*f - 19. Solve p*r - 4 + 12 = d for r.

-4

Let k(n) = -2*n - 5. Let c be k(-4). Suppose -c*s - z = -9, -5 = -0*s + 2*s - 3*z. Let d = -38 - -53. Solve s*m = -m - d for m.

-5

Let i be (-3)/(15/(-80)) + -10. Suppose -3*z = -z - 20. Suppose -5*s = -3*r + 98, -2*r - 4*s = -r - z. Solve -r = 4*x - i for x.

-5