Let a = 4 - 1. Solve 4 = a*r + 13 for r.

-3

Suppose -5*l = -3*c - 4, l + l - 10 = 0. Let s = 11 - c. Solve s*z + 7 = 23 for z.

4

Let x = 7 + -22. Let h = 15 + x. Solve h*v = -3*v - 9 for v.

-3

Suppose a - h - h = 7, -a - 3*h + 17 = 0. Suppose 5*s - a = -1. Suppose t + s*o + 9 = 6*t, -3*t - 4*o - 5 = 0. Solve 0 = 4*b - t - 3 for b.

1

Let n be 19 - 3*(-1 - 0). Suppose -g = -5*v + n, 0*v = 2*v - 2*g - 12. Suppose v*c + 12 = 0, 0 = 4*x - 5*x + c + 6. Solve 0 = 2*y + x - 13 for y.

5

Let k be ((-20)/12)/((-2)/24). Solve 3*h + k = -h for h.

-5

Suppose 0 = 5*o + 10, -3*o - 2 = 3*f - 2*o. Solve f = 2*w - 2 for w.

1

Let q be (-18)/(-4) - (-1)/(-2). Suppose -3*f - 3 = -q*f. Solve 0*t = f*t for t.

0

Suppose 0 = -4*v + m + 52, 0 = 4*v - 7*v + 3*m + 39. Let z = v + -9. Solve z*a + 7 = -13 for a.

-5

Let y be (-1 - -1)*(-4)/(-4). Suppose y = 4*s - 0*s. Suppose 6*i - 5*i = s. Solve i = -5*l + 28 - 3 for l.

5