Suppose 2*h - 4 = -2*h. Let u = -39 + 44. Suppose -f + u = f + c, 2*f - 5*c = -h. Solve s + 5 = f*s for s.

Let v® = 0 + 0*r - 3*r + 1 + 2*r. Let p be v(-4). Let n = 1 - 0. Solve 4 = p*o - n for o.

1

Let r = 3 - 3. Suppose r*x - 2*x + 24 = 0. Solve -x = -3*v - v for v.

3

Suppose -5*u + 5 = -3*a, 2*u - 3*a + 4 = 6*u. Let j be (-1 - u)/((-2)/12). Solve -j = -4*t + t for t.

4

Let l be ¹⁄₂ - (-15)/10. Suppose -5*p = -3*w + 19, 0 = 5*w + 5*p - 3 - l. Solve w*c + 0*c = 6 for c.

2

Let s be (-1)/(84/(-20) - -4). Solve -4*i + s = i for i.

1

Let w = -11 + 7. Let v = w + 4. Let s be ((-5)/4)/((-2)/24). Solve -3*h = -v*h - s for h.

5

Suppose v - 2*k = -2*v + 92, 0 = -2*v + 4*k + 72. Let h be (²⁄₂)/(4/v). Solve -1 = 2*o + h for o.

-4

Let w = -2 - -3. Suppose -s = 5*m + 4, 0 = 5*m - 2s - 9 + w. Let b be m((-6)/(-4) + -2). Solve -6 = -3*k - b for k.

2

Let b® = 2*r**2 - 6*r - 5. Let v be b(5). Let j be 1/(2 - (3 + -2)). Suppose -v - j = -4*o. Solve -f = -o*f + 6 for f.

2

Let j = 62 + -59. Solve -15 = -2*o - j*o for o.

3