Suppose 5*u - k = 19, 0 = -6*u + 2*u - 3*k. Let a = -10 - -13. Solve a + u = 2*x for x.

3

Let o(s) = -s**2 + 2*s + 3. Let r be o(4). Let h = 0 - r. Solve -4*b - 5 = -h*b for b.

5

Let n be 24 + (-4)/(-32)*-4. Solve -2*h = 6 - n for h.

-3

Suppose -6*i + 20 = -5*i. Suppose -t - i = -2*t. Let x© = c. Let g be x(0). Solve 5*u - t + g = 0 for u.

4

Suppose 2*l - 12 = 2. Let f = l + -3. Solve -f*s = -s for s.

0

Let p = -6 - -5. Let t be 0*(p + (-6)/(-4)). Solve -3*m + t*m + 3 = 0 for m.

1

Let q be (249)/(-2)*-3. Solve -q = -2*k + 6 for k.

5

Let u(v) = -4*v + 31. Let s be u(7). Solve s*o + 6 = -0 for o.

-2

Suppose -5*i - 4 = -54. Suppose 5*m - 30 = -i. Let p = 4 - m. Solve -12 = -3*x - p for x.

4

Suppose 0 = 3*g - 3, 3*g + 22 = 5*f. Solve k = f*k - 12 for k.

3