Let d = -2 + 7. Solve -d*r = -19 - 6 for r.

5

Suppose -3*t = -5*i + 29, 3*t + 1 = -2*i - 0. Suppose -4*o = -20, -r - i*o + 13 = -9. Let x(m) = m**2 - 1. Let c be x(-2). Solve -r*a + c = -3*a for a.

-3

Let m be (5/(-2) + 2)*0. Solve -3*a = -m*a - 6 for a.

2

Let x = -6 - -21. Suppose x - 27 = -2*a. Solve 2*l - a*l = -20 for l.

5

Let v be (3 - -2) + (0 - 0). Let x = v - 5. Solve 2*j + x - 8 = 0 for j.

4

Let w = -34 + 43. Let r(d) = -d + 1. Let k be r(-2). Solve -4*f = -k - w for f.

3

Suppose 5*b + 24 = 3*t, -6*b - 4*t + 3 = -3*b. Let j be ((0/1)/b)/1. Suppose -6*u + 4*u - 8 = -3*z, 4*u + 4 = j. Solve h = z*h for h.

0

Let v(f) = 7*f + 35. Let n be v(-5). Solve n = 9*d - 4*d + 25 for d.

-5

Let m(t) = -9*t - 2. Let n be m(-1). Let j = -5 + n. Solve -2 + 6 = j*r for r.

2

Let b = 7 - 3. Suppose -8*o + 12 = b*f - 4*o, 3*f - 27 = 3*o. Solve 3*u - u + f = 0 for u.

-3