Let h = 39 - 18. Solve 5*d + 4 = -h for d.

-5

Suppose h = q - 4, -4*q - 2*h = q - 6. Solve -q*a + 1 = -3*a for a.

-1

Suppose -6 = q - 9. Solve -q*n + 6*n = 0 for n.

0

Let j = -4 - -6. Suppose 7*o = j*o + 20. Let v(h) = -h + 6. Let b be v(o). Solve 2*n = -0 - b for n.

-1

Suppose -4*a = 5*s - 45, 9*s - 4*s - 5 = 4*a. Suppose -3*g + 6*g = 0. Solve g = 5*k - 0*k - s for k.

1

Let a = 10 + -7. Let g = 6 + -4. Suppose -g*l + 6*l - 20 = 0. Solve -l = -a*k + 1 for k.

2

Let b be 80⁄15 + (-24)/18. Solve -b*h - 7 = -23 for h.

4

Suppose -3*n + 3 = -6. Suppose -n*h = -4*y + 2 - 6, 8 = 4*h - 4*y. Solve h*j + 6 + 14 = 0 for j.

-5

Suppose 2*q - 8 = -2*q. Suppose n = 3*r + 12, 0 = -4*n + 3*r + 12 + 9. Solve -p + q = -n for p.

5

Let o(i) = 5*i + 1. Let p be o(2). Suppose -9*z = -3*v - 4*z + 14, -2*v + 4 = 2*z. Let b = 8 - 4. Solve -v*f - b = p for f.

-5