Suppose i + i = -12. Let k = i - -9. Suppose -4*d = -k*d - 16. Solve 4*b = d - 4 for b.

3

Let j(p) = 2*p - 9. Let d be j(6). Let a = d + -3. Let t be 2/(-2)*a/2. Solve -4*k + 3 + 5 = t for k.

2

Suppose -6*y + 5*y = 0. Solve y = 3*j - 0 + 15 for j.

-5

Let n be 189 - 2*1. Suppose -3*q + 8 = -1. Let u be ((-3)/1)/q*0. Solve -4*w + 8 + u = n for w.

2

Let k be -1(8-1 + 1). Suppose -c = -k*c + 30. Solve -c*x - 8 = -23 for x.

3

Suppose -2*l = 2*l - 20. Suppose 2*k + 6 + 12 = 2*x, -2*k - 33 = -l*x. Solve 0*f = -f - x for f.

-5

Suppose 3*j + 3*p - 9 = -0*p, 3*j + 4*p = 13. Let u be (-46)/(-16) - j/8. Solve o - 4 = u*o for o.

-2

Suppose 0 = -2*d + d + 3. Suppose d*c + 8 = 4*z - 6*z, -2*z - 8 = -5*c. Suppose c = 3*a - 2 - 4. Solve 0 = k + a*k + 15 for k.

-5

Suppose 3*d + 4*v - 15 = 0, -d = 4*d + 3*v - 14. Let b = d + -8. Let i = b + 7. Solve 0*o + o = i for o.

0

Let n be (-21 + 1)*60/(-80). Solve 6*z + n = z for z.

-3