Let f(r) = r**2 - r + 1. Let k(q) = -7*q + 6. Let i(j) = -f(j) - k(j). Let c be i(6). Solve 15 = 4*u - c for u.

Let v(a) = -7*a. Let k© = -1. Let m(f) = -k(f) + v(f). Let t be m(-2). Suppose -4*r - t = -3*o, 3*o - 2*r - 4 = 5. Solve -3*i + 8 + o = 0 for i.

3

Suppose -4*y = -2*y - 4. Suppose -y*s + 12 = 2*s. Solve -1 = -s*k + 8 for k.

3

Let p(t) = t3 - 6*t2 + 6*t. Let f be p(5). Solve f*k = 4*k - 3 for k.

-3

Let k(s) = -s3 - 5*s2 - s + 2. Let w be k(-3). Let g = -10 - w. Solve 5*f = -g - 2 for f.

-1

Let d(i) = 5*i - 1. Let n be d(2). Solve 3*r + 3 = -n for r.

-4

Let q be (-3 - 54/(-12))*2. Let p = 10 - 6. Solve -q*f = -p*f for f.

0

Suppose 4*o + 4*t = -80, 2*t + 1 - 3 = 0. Let j be 7/(o/(-54))*1. Suppose -k - k - 4*z = -j, -27 = -3*k - z. Solve -5*w - 16 = k for w.

-5

Suppose 0 = 5*k + 4*k - 3*k. Solve k*u = -4*u for u.

0

Let y = -5 - -5. Suppose w - 12 = -3*t + 3*w, y = 3*t - 4*w - 18. Solve 0 = -t*o + 2 - 4 for o.

-1

Let u be 226*(2 + 6/(-4)). Let d = u - 68. Suppose 3*g - 4*g = -5*b + d, 2*g - 10 = 0. Solve 2*c + 0*c = -b for c.

-5