Let k(a) = 2*a + 13. Let x be k(-5). Solve 3*r + 0*r = -x for r.

-1

Let y(h) = -h**2 + 5*h - 1. Let k be y(4). Suppose t = -k*i + 15, -3*t + 13 = 5*i - 12. Solve -2*j + t = -4 for j.

2

Let f(a) be the second derivative of a46 + a22 - 2*a. Let h be f(1). Suppose -2*u - 5 = 2*c + h, 0 = 4*c + 16. Solve u*w = w + 5 for w.

-5

Suppose 7*t - 3*t - 8 = 4*s, -3*s + 15 = 4*t. Suppose 7*n = t*n. Solve n = -6*u + 3*u - 9 for u.

-3

Let c(f) = f3 + f2 - 2*f - 1. Let b be c(-1). Solve w - b = 2*w for w.

-1

Let z be (-2 + 1)/((-2)/(-10)). Let n = -1 - z. Solve -n = -0*a + a for a.

-4

Let w = 4 + -14. Let q = 13 + w. Solve r = -2*r - q for r.

-1

Suppose -26 = -4*r + 2*x, x = 4*r - 9*r + 15. Let b be (-3 - 44/(-12))*9. Suppose -3*j + 30 = 2*j. Solve j + b = -r*v for v.

-3

Let o be ((-2)/5)/(230). Let b be (-16)/(-12) - 4/o. Solve b*c = 2 - 10 for c.

-4

Let q(t) = t3 - 5*t2 - t + 8. Let u be q(5). Let y(i) = i**2 + 5*i + 6. Let d be y(-4). Solve -d*o - 5 = u*o for o.

-1