Suppose 0 = 2*x + k - 3, 0*k - 9 = 3*k. Solve x*d = -d - 8 for d.

Suppose -2*n - 90 = -7*n. Suppose -4*p - n = 42. Let s be (p/(-9))/(³⁄₉). Solve 0 = s*d - 30 + 5 for d.

5

Suppose 0 = -7*y + 2*y. Solve y*f - 20 = -5*f for f.

4

Let f(p) = -p + 3. Suppose 4*k - 5*k = -y + 1, -k = -2*y + 1. Let o be f(y). Solve 0 = i + o*i + 20 for i.

-5

Let z(g) = -g**2 + 7*g - 2. Let j be z(8). Let d be (-265)/(-25) + (-4)/j. Solve -3*s = -d - 1 for s.

4

Let o(i) = 2*i + 13. Let c(j) = j + 14. Let g® = 3*c® - 4*o®. Let n be g(-5). Solve 2*f - n = -3*f for f.

3

Let d = 151 + -151. Let b(i) = 7*i**2 + 2*i + 1. Let m be b(-2). Let n = -1 - -7. Solve d = -w + n*w + m for w.

-5

Suppose -n - 9 = -0*n. Let u = 6 - n. Solve -u = 2*c + c for c.

-5

Suppose 0 = 4*v + 12, -5*k + k + 5*v + 23 = 0. Solve k*s - 6 = -s for s.

2

Suppose -7 = 3*v + y, -2*y + 23 = -3*v + 1. Let k be ²⁄₈ - v/(-16). Solve d - 8 + 3 = k for d.

5

Suppose -2*v = -10 - 2. Let o® = r**2 + 5*r + 2. Let u be o(-5). Suppose 3*s + 1 = 7. Solve -u*z - v = -s for z.

-2