Let z(v) = v**2 - 4*v - 9. Let k be z(7). Solve 4*i - 8*i = -k for i.

Let x = -17 - -47. Suppose 0*m - m + 4 = 0. Suppose -m*k - x = -9*k. Solve -o + k - 2 = 0 for o.

4

Suppose -3*s + 0*s = 0. Solve 2*z - 8 = -s for z.

4

Suppose 5*a - 44 = a. Let o = a - 2. Solve o*m = 4*m for m.

0

Let q be 2 + -1 - 4/(20/(-15)). Solve -12 = -4*f + q for f.

4

Let v(t) = t**2 + 5*t - 4. Let h be v(-6). Let x be ⁴⁄₆ + ³⁄₉. Let r = h + x. Solve -4*i = -3*i + r for i.

-3

Suppose 13 = j - 5*q, -3*j - 2*q - 3*q = 1. Suppose 0 = d + j*m - 19, -4*m + 0*m + 32 = 2*d. Solve 0*t + 2*t - d = 0 for t.

5

Let o(a) = -a**2 - 11*a + 20. Let s be o(-12). Solve -h = -5*h + s for h.

2

Suppose 6 - 46 = 2*f. Let x = f + 20. Solve -2*s - 1 + 3 = x for s.

1

Suppose 3*k = -3*t - 27, 0*t + t - 6 = 2*k. Let h be (-1)/(-2)*0 - t. Solve w = h*w + 3 for w.

-1

Let v be ¹⁵⁄₆ - 2/(-4). Solve -v + 7 = 4*t for t.

1