Suppose -5*z + 15 = h, 5*z - 4*h - 15 = -0*h. Suppose 5*g = -3*o + z*g, -2*o - 4*g - 8 = 0. Solve 0 = 4*m - o*m for m.

Let i = -7 - -7. Let h be i/(-1 - 9/(-3)). Let f be (-2)/(-7) - (-19)/7. Solve h = o + f for o.

-3

Let i be ⁶⁄₂₁ + ³⁸⁄₁₄. Solve 1 = -z - i for z.

-4

Let r = 9 + -6. Suppose r*a = 2*a + 3. Solve 0 = b + a*b for b.

0

Let x be 0 + 0 + -1 + 30. Let z = x + -18. Suppose -3*k + 4 = 2*u - z, u = -3*k. Solve -3*w + u = 2*w for w.

3

Let c(m) = m**2 - 5*m + 7. Let z be c(2). Solve -h = -4 + z for h.

3

Suppose -10 = -2*a - 2*c, -a - a - 5*c + 13 = 0. Suppose 2*j = r - 10, -5*j = 5*r - 10*r + 30. Let p = a - r. Solve -2*m = p*m for m.

0

Let n = -25 - -29. Solve n*a + 10 - 22 = 0 for a.

3

Suppose 5*g + 0*g = 10. Suppose 4*y - g*y = 0. Solve y*k - 20 = -5*k for k.

4

Suppose -4*j - 120 = -9*j. Let s be (3/(-4))/((-6)/j). Solve 2 = -s*a + 17 for a.

5

Let n = 14 - 23. Let c be (⁴⁄₃)/((-2)/n). Let d be (c/5)/((-4)/(-10)). Solve -r = d*r for r.

0