Suppose 5*r + 4*u = 448, -2*u - 180 = -2*r - 4*u. Let i be 1600/r - 422. Solve -4*n - 2 = i for n.

-5

Let m(u) = -u3 + 2*u2 + 2*u + 1. Let c be m(3). Let j(g) = g + 2. Let w be j©. Solve 0 = -5*l - w + 5 for l.

1

Let t be (26)/((-4)/(-72)). Let s be t/(-3 + 13542). Solve -4*g - s = -8 for g.

-5

Suppose 0 = -4*j - 3*s + 64, j = 4*j + 2*s - 49. Let t(d) = d**2 - 3*d - 6. Let o be t(5). Suppose j = 5*v + o. Solve -v = -n - 0*n for n.

3

Suppose 0 = -4*g + 47 - 15. Suppose -4*s + 7 + 6 = y, 0 = -2*y + 3*s + 4. Solve -y*d = 7 + g for d.

-3

Suppose 5*w - 2*q + 1 = -q, q = 4*w + 1. Suppose -2*k - 2 + 6 = w. Suppose 1 + k = a. Solve 2 - 17 = a*o for o.

-5

Suppose -l = 3*l - 32. Suppose -d + 3*d - 8 = 0. Suppose 4*s = 2*s + d. Solve l = -s*i - 0*i for i.

-4

Let u = -20 - -22. Solve 4*t + 6 = u for t.

-1

Let c = 24 + -19. Let n(b) = 2*b**2 + b + 1. Let q be n(-1). Solve 0 = r + c - q for r.

-3

Let y be -76(-1)/(-12)-3. Suppose 3*b - 2 - y = 0. Solve 4 = x + b for x.

-3