Let w = 10 + -10. Solve 0 = -w*b - 4*b - 20 for b.

Let u = 20 + -18. Solve -3*k + 25 = u*k for k.

5

Let k be (-3)/(56/(-52) + 1). Suppose -3*i - 4*o = 5 - k, -2*o - 48 = -5*i. Solve -r = r - i for r.

5

Let s(z) = 4*z - 1. Let d be s(1). Solve d*r + 16 = 1 for r.

-5

Suppose 3*o - 32 = 5*u, 9*o - 4*o + 3*u - 8 = 0. Let k be ((-1)/3)/(o/(-24)). Solve -3*j + 10 = -k for j.

4

Let n be ¹²⁄₁₈*(-9)/(-2). Suppose -n + 2 = -f. Solve -2*z + f + 7 = 0 for z.

4

Suppose -2*u + r = 0, 9 = -2*u + 3*r + 1. Solve -u*q - 9 = -5*q for q.

3

Let k(w) = -12*w - 4. Let l(d) = -3*d - 1. Let u(n) = -2*k(n) + 9*l(n). Let t be u(-1). Solve -10 + t = -4*p for p.

2

Let i = -40 + 42. Solve i = -4*g - 2 for g.

-1

Suppose 6*b + 10 - 10 = 0. Solve 3*q - 2*q - 2 = b for q.

2

Suppose 4*c + 12 = -2*n + n, -4*n = -4*c - 12. Let v = -3 - -4. Let x = v - c. Solve 0 = -x*l + 2*l - 4 for l.

-2