Let x = -18 + 21. Solve 0 = -j - x*j - 4 for j.

-1

Suppose -5*q = 3*x - 1 + 11, -5*q + x + 10 = 0. Let g = 1 - q. Solve g = -h - 0*h + 5 for h.

5

Let k(j) = -j**2 - 2*j + 3. Let s be k(-2). Solve -s*f = 4 + 8 for f.

-4

Let m be ((-2)/(-4))/((-7)/(-70)). Let t = 13 - m. Solve -5*v + 3*v = -t for v.

4

Let w = -38 - -67. Suppose -6*h = 4*n - h + 8, w = 3*n - 5*h. Let u = 49 + -32. Solve n*v - 2 = -u for v.

-5

Suppose 5*x + 5 - 30 = 0. Let o(b) = 2*b3 + b2 - 3*b + 1. Let d be o(2). Suppose 4*s - 34 = 2*u, 3*s + d = 6*s + 2*u. Solve x*g - s = 3 for g.

2

Suppose 0 = 3*l - h - 10, 7*h = 5*l + 2*h - 10. Suppose 5*z = 5*g - 4 - 16, 0 = -l*g - z + 6. Solve 0 = -y + 3*y - g for y.

1

Suppose 0*n - 2*n = 0. Solve 7*k - 2*k + 25 = n for k.

-5

Suppose 7*k - 12*k = 0. Solve 0 = 4*c - k + 20 for c.

-5

Suppose -2*i = -15 + 15. Solve i = -o - 3*o + 12 for o.

3