Let r be -1 - -2*1 - -3. Let f be -2 + r + (-1 - 2). Let l = 4 + f. Solve l*z + 20 = 5 for z.

-5

Let l(g) = -g3 + 5*g2 - g + 7. Let v be l(5). Let m be 12 + -2 - (v - 0). Suppose -3 = d - m. Solve -4*w + d = 21 for w.

-4

Let w = 2 - 5. Let p(d) = -4*d2. Let u© = -9*c2 + c + 1. Let l(y) = -7*p(y) + 3*u(y). Let t be l(w). Solve 0 = -m + t for m.

3

Let t(w) = w + 26. Let v be t(-24). Solve -3*x = v*x + 10 for x.

-2

Let n(g) = -2*g - 1. Let w be n(-3). Let y be (3⁄4)/(w/120). Suppose 5*d + 4*v = 40, -2*d + y - 2 = 4*v. Solve -d*l + 3*l = -5 for l.

1

Suppose s + 28 = -3*s. Let n(d) = d3 + 8*d2 + 7*d. Let x be n(s). Solve x = 5*f - 4*f for f.

0

Let k be 7⁄21 - (-17)/3. Solve -i - k = -1 for i.

-5

Suppose -5*f = -60 - 15. Let k = f + -12. Solve -k*x = x - 20 for x.

5

Let q(u) = 2*u**2 - 2*u - 1. Let h be q(2). Suppose 3*m = -h*a + 1 + 5, 5*m - 19 = 4*a. Solve 0*c + m*c = 15 for c.

5

Let d(y) = y**2 + 2*y - 1. Let n be (-4)/(-8) + 9/(-2). Let a be d(n). Let b = -1 + 5. Solve 1 = b*r - a for r.

2