Suppose -30 = -9*s + 4*s + 2*d, -2*s = 2*d + 2. Solve 4 = 4*n - s for n.

2

Let m(v) = -v**2 + 5*v + 16. Let d be m(7). Solve -d*x = 2*x - 4 for x.

1

Suppose -4*b - 3*u + 4*u + 13 = 0, 2*b - 29 = 5*u. Let j be 42⁄4*2/(-3). Let p = j + 11. Solve -p*q + 6 = b for q.

1

Let k = -20 - -23. Solve 0*b - 15 = k*b for b.

-5

Let j be 7⁄21 - (-2)/(-6). Suppose k + 9 = 4*t, -2*k + 2 - 4 = j. Solve 2*b = -t + 4 for b.

1

Let c be (-2)/10 - 16/(-5). Let o be -5*(c - 5)/2. Solve -o*x = -0*x for x.

0

Let y(m) = -m. Let z be y(-4). Let x = 16 - z. Solve -4*p + x = -p for p.

4

Let m be 0 + 2 - (-5 - -5). Let h = -7 + 12. Solve -m*n = -h*n - 9 for n.

-3

Let u be (-1 + 1)/(3⁄3). Let a® = -r**2 - 4*r - 1. Let y be a(-3). Suppose 5 = -y*w + w, -f = -w - 17. Solve -3*m + u*m = -f for m.

4

Suppose 2*s = 5*s - 51. Let b be 0 + 20 - 0/1. Suppose -2*t = 0, 5*v + 5*t - b = -5. Solve 5*i + s = -v for i.

-4