Suppose -15 = -8*v + 3*v. Suppose -2*y + 1 - 3 = 5*l, -3*y - 3 = v*l. Suppose -2*b - 6 = -4*b. Solve l*a = -b*a for a.

Let q = 20 + -1. Let b = 21 - q. Solve -5*n - b = 3 for n.

-1

Suppose 3*q = 4*q - 7. Suppose 4*h - q = 1. Solve 25 = 3*l + h*l for l.

5

Let n(i) = 10*i**2 + i + 1. Let f be n(1). Solve -f*a = -7*a for a.

0

Let k® = 2*r3 + 8*r2 - 12*r - 1. Let s(v) = -v3 - 4*v2 + 6*v + 1. Let n(i) = -2*k(i) - 5*s(i). Let p be n(-5). Solve z = p*z for z.

0

Suppose -15*r + 13*r + 60 = 0. Solve 5*j + r - 5 = 0 for j.

-5

Suppose 5*w - 30 = -4*j, 10*w - 24 = 6*w + 2*j. Solve -w = 5*r - 1 for r.

-1

Let i(u) = -3*u3 - 2*u2 + u + 1. Let p be i(-2). Solve 0 = 2*a + a + p for a.

-5

Let a(b) = b**2 - 16*b + 14. Let l be a(16). Solve -l - 1 = 5*n for n.

-3

Let t = 10 - 6. Suppose 3 = -3*k + t*k. Solve k*f = -f for f.

0

Let x© = -c3 + 3*c2 + 4*c - 4. Let v be x(4). Let u be ((-11)/22)/(¹⁄₄). Let w = u - v. Solve -3*q - w = 10 for q.

-4