Suppose 4*t - 9*t = -20. Solve -i + t*i = 9 for i.

3

Let g(o) = o + 3*o - 2*o - 4 - 6*o2 - 4 + o3. Let l be g(6). Solve 0 = -3*x - 8 - l for x.

-4

Let j© = 5*c + 2. Let t be j(2). Let k = 18 - t. Solve 3*v - k*v = 0 for v.

0

Suppose 53 = -u + 123. Suppose 5*j = 2*l + u - 10, 4*j + 5*l - 15 = 0. Solve j + 6 = -4*c for c.

-4

Suppose s - 47 = 4*g + 6*s, 2*s = 3*g + 18. Let t = 13 + g. Suppose -2*a - 4 = -b, t*b - 5*a = -2*a + 13. Solve 0 = -b*i - 3 + 7 for i.

2

Let f(a) = a**2 + 2*a + 1. Let w be f(-3). Suppose 0 = -b - w, 0 = -3*n - 0*n + 3*b + 120. Suppose -5*i + n = -i. Solve -3*g = -i + 24 for g.

-5

Suppose 5*k + 3*x = -31, 0 = -2*k + 4*x - 39 + 11. Let d(n) = -n3 + 6*n2 + 2*n. Let o be d(6). Let t = k + o. Solve -t*l = l for l.

0

Suppose -3*q + 3*m + 4 + 116 = 0, 34 = q + m. Suppose -3*o + q = -4*s, s - 12 = -o + 5. Solve 3*d = -0 - o for d.

-5

Suppose 0 = x + 4*x. Suppose 4*u + x*a - 3*a = 0, 5*u - 7 = 2*a. Solve -8*k + u*k = -15 for k.

3

Suppose 0*t + t - 3 = 0. Solve -t*s + 1 = -11 for s.

4