Let t = 3 - -1. Solve -t*o = -o + 15 for o.

-5

Let w be (-2)/6 + (-50)/(-15). Suppose w*m - 5*m = -20. Suppose 3*c = l + m, c + 1 = -5*l + l. Solve c*t = -t + 16 for t.

4

Suppose -5*w + 2*m - 10 = -0*w, 3*m - 15 = 0. Solve w = -c - 0*c - 1 for c.

-1

Let x = -5 - -9. Solve x - 9 = -t for t.

5

Let r be 6 - (-2 - -4) - (-3 - -4). Solve 1 + r = -h for h.

-4

Suppose -4*s - a + 8 = 1, -5*a = -5*s + 40. Suppose 0 = -7*v + 4*v + s. Suppose u = -v + 4. Solve -u*o - 1 + 13 = 0 for o.

4

Suppose -4*t = 2*f - 52, 0 = -2*t + 3*f - 8 + 26. Suppose 3*k - 1 = 5. Solve -t = -b - k*b for b.

4

Suppose -1 + 21 = -2*s. Let k = -25 + 11. Let o = s - k. Solve o*m + 2 - 10 = 0 for m.

2

Suppose -5*u = -26 + 11. Let k = -1 + 1. Solve k = i + 7 - u for i.

-4

Let w = -42 + 59. Suppose 4*f - 3 = w. Solve -11 = f*o - 31 for o.

4