Suppose -2*r + 4*o + 2 = 6, -5*r + o + 8 = 0. Let h = r + 1. Solve 2 = -h*a - 7 for a.

-3

Let h = 304 - 304. Let y = 0 + 3. Suppose 0*m - 28 = -y*m - 2*a, 2*m + 5*a = 15. Solve 5*t + h*t = m for t.

2

Let i = -4 + 7. Let u be i/(-12) - (-1)/4. Solve u*d = d for d.

0

Let n(s) = -s**2 - 18*s - 39. Let x be n(-15). Solve i - x*i = 25 for i.

-5

Let c(g) = -g - 1. Let w be c(-3). Suppose 0 = -2*a + 2*x, -7*x = 2*a - 4*x - 20. Suppose k - 5*k = 0. Solve 2*p + a - w = k for p.

-1

Suppose 3*h = 4*w - 13, -4*w + 16 = -h + 1. Solve -w*x + 0*x - 12 = 0 for x.

-3

Suppose -21 = -2*b + 5*s + 5, -5*b = 2*s - 7. Let n(d) = 2*d**2 - d. Let m be n(-1). Suppose b*v = -m*a + 4*v + 4, -4*a + 2 = -2*v. Solve 2*k = a*k + 4 for k.

-4

Let s(q) = q**2 - 1. Let i be s(-1). Suppose 3*p - w = 54, 0*p + 4*w - 73 = -5*p. Let m = 17 - p. Solve i = -a - m*a - 1 for a.

-1

Let b(j) = j2 - 5*j - 6. Let z be b(7). Let o(y) = -2*y2 - 43*y - 13. Let x be o(-21). Solve z = 4*h - x for h.

4

Suppose 0 = -2*l + 7*l. Suppose 0 = -r + 6r + 10. Let w be -1(-4 + (r - -3)). Solve -w = -l*d - d for d.

3