Let h = -4 + 4. Solve -4*f = -h*f - 8 for f.

2

Suppose 30 = 4*n + n. Let l(k) = 2*k + 12. Let r be l(-5). Let h = n - r. Solve -4 = -4*v + h for v.

2

Let l = 113 - 113. Solve 4*x + x + 20 = l for x.

-4

Let q be 5 + (4 - (-3 + 9)). Suppose q*o = -4*o. Solve -3*g + o = -12 for g.

4

Suppose 3*m - p + 3 = 2*p, -m + 5*p = 17. Suppose -m*o = 2*s - 31, 3*o = -s - o + 28. Solve b = -b - s for b.

-4

Let p = -13 - -17. Solve 20 = p*o + 4 for o.

4

Suppose -2*o - 3*o - 25 = 0. Let i = -2 - o. Solve 2*t - 4 = i*t for t.

-4

Suppose 4*d + 4 = 4*o, 0 = -0*d + d + 3*o - 19. Let i be (-4)/10 - d/(-10). Suppose -2*g + i = -4. Solve 3 = -g*n - 3 for n.

-3

Suppose -5*b + 106 = -54. Let f = 9 - 4. Suppose -b = -4*d - 3*i, -f*d + 39 = -3*i - 1. Solve o - d = -o for o.

4

Suppose 4*i - 12 = -o - 0*o, -2*o + 2*i + 4 = 0. Suppose 5 = o*a + 5*l, 3*a - 6*a + 3 = 3*l. Solve 4*d - 19 + 7 = a for d.

3