Let w(i) = -i**2 + 7*i + 21. Let u be w(9). Solve u*t + 0*t = 0 for t.

0

Let u© = 2*c + 1. Let g = 3 - 2. Let i be u(g). Solve -3 - 3 = -i*y for y.

2

Let l = -8 - -5. Let b(g) = -2*g + 2. Let o be b(l). Suppose -3*i - o = 5*f, -13 = -2*i + 3*f + 7. Solve -t - 1 = i for t.

-5

Let c(a) = -9*a - 33. Let f be c(-4). Solve -2*i = f + 7 for i.

-5

Let r(j) = -j3 + 5*j2 - 2. Let u be r(5). Let x be 1/u*(-11 + 5). Solve 8 = x*b - 7 for b.

5

Suppose 0 = -2*l - 2*s + 2, -5*l - 2*s + 9 = -s. Let o be (4/(-6))/((-10)/(-15)). Let u = l - o. Solve -2*t = -u*t - 5 for t.

-5

Let z(n) = n - 5. Let b be z(5). Solve b = -4*d - d - 10 for d.

-2

Let p be -9 - -13 - 1*-2. Solve p = -h + 2 for h.

-4

Suppose -8 = 4*q, -5*f = -f + 5*q + 2. Let v = 0 + f. Let k be 5⁄2 + v/(-4). Solve k*i - 4*i + 6 = 0 for i.

3

Let n© = 2*c - 1. Let s(p) = p**2 + 2. Let i be s(0). Let h be n(i). Solve -h = 4*r + 1 for r.

-1