Suppose -2*g - 5*q - 20 = 2*g, 0 = 3*g + 2*q + 8. Solve -z - 4 = -g for z.

-4

Suppose -3*u + 2*r + 1 = 0, -3*u - 2*u + 1 = -4*r. Suppose -5*g + 20 + 10 = 5*x, -4*x + 2*g = -24. Let z = x + 0. Solve 0 = -j + z - u for j.

5

Suppose 0 = a + 5*p + 12, -2*a + 2*p = a - 15. Suppose -z = a*z. Suppose z = h - 10 - 5. Solve -h = 4*u + 1 for u.

-4

Suppose 4 + 50 = 9*z. Suppose 2*i = 4*i - 2*y - 6, -6 = -3*y. Solve i*u - 4 - z = 0 for u.

2

Suppose 0 = -3*d - 2*h + 7, -3*h + 6*h = -3. Suppose d*l + 1 - 4 = -j, 0 = 3*l. Solve 7 = j*n - 5 for n.

4

Suppose -6*w - 47 = -197. Suppose 2*o + 5*y = y + 14, -6 = -3*y. Solve -2*k - o*k = w for k.

-5

Suppose 3*g - 3 = -0*g. Let f = 4 - g. Suppose 8*u + j = 3*u - 2, -f*u + 3*j = -6. Solve -4*v = -u*v + 16 for v.

-4

Let o(b) = -b3 - 7*b2 + 7*b + 12. Let t = 0 + 5. Suppose 5*h + 5*x = -60, -2*x - 43 = 5*h + t. Let j be o(h). Solve 0*a + 4*a + j = 0 for a.

-5

Let s© = c2 + 9*c - 13. Let u be s(-10). Let v(p) = p2 + 3*p + 3. Let l be v(u). Solve 8 + 7 = -l*f for f.

-5

Suppose -4*j + 5*y + 13 = 0, j - 8 = -j + 4*y. Suppose -8 = 2*u - 34. Suppose 3*q + 1 = u. Solve -q*r + 6 = j for r.

1