Let k = -19 + 20. Solve x - k - 3 = 0 for x.

4

Suppose -k + 3*m = -14, 7*k + 4 = 11*k + m. Solve 0 = -4*a + 5*a + k for a.

-2

Let k(o) = -5*o - 23. Let c(m) = m + 6. Let j(l) = 9*c(l) + 2*k(l). Let r be j(5). Suppose -6 = -5*t - u, -t + 4*u = -11 - 7. Solve r*z - 25 = -t*z for z.

5

Suppose 5*o - 345 + 5 = 0. Let y be (-63)/4 - (-2)/(-8). Let c be (-2)/8 - o/y. Solve -c*s = 18 - 6 for s.

-3

Let s be (-1)/(-6) - (-17)/(-102). Solve s = -2*w - 2*w + 12 for w.

3

Suppose 2*g + 12 = 5*g. Let o(l) = l - 4. Let x be o(g). Let b(a) = -5*a3 + a2 + a. Let m be b(-1). Solve x = m*f - 0*f - 15 for f.

3

Suppose -9*d - 33 = -12*d. Let p(s) = s - s**2 + 8*s + 3*s - 10. Let k be p(d). Solve -4*z - 5 = -k for z.

-1

Let g® = 2*r - 8. Let z = -1 + 13. Let y be g(z). Solve t - 5*t = -y for t.

4

Suppose 0 = -3*t - 15, -5*u - 3*t + 120 = -2*t. Suppose -o = n - 2*o, -u = -n - 4*o. Solve -3*q = -4*q + n for q.

5

Let h = -43 + 44. Solve h = 3*v - 8 for v.

3