Let r = 25 - 20. Suppose 2*x + r*o = 16, -x - 4*o + 2*o + 7 = 0. Solve 8 = x*h + h for h.

2

Suppose 5*a + 4*z = 11, 3*a - z - 16 = -2*a. Let y(b) = b3 + 8*b2 - 12*b - 15. Let h be y(-9). Solve -a*u = u - h for u.

3

Let i(m) be the second derivative of -m520 + m43 + m32 + 3*m22 - 2*m. Let l be i(5). Let w = l + 10. Solve 3 = -w*y + 4*y for y.

3

Let p be (28/(-16))/(2/(-8)). Let r = p - 3. Solve r = -0*b + 4*b for b.

1

Suppose -5*l - 5*y + 0 = -5, -3*l + 2*y = -23. Solve 2 = -l*a - 3 for a.

-1

Let h be 3614*(-14)/(-3). Let l(o) = o3 - 3*o2 - 4*o + 2. Let s be l(4). Solve s*q + q = h for q.

4

Let h© = -12*c - 4*c - 7 + 4*c - c**2. Let s be h(-5). Suppose 0 = 4*y + 2*a - s, -a - 7 = -y + 2*a. Solve 3*t - 4 = y*t for t.

-1

Suppose 19 = 2h + 7. Let q be h(-3 + 144). Solve c + 8 = -q*c for c.

-2

Suppose 28 = 2*p + 2. Solve -3*a + 2 = -p for a.

5

Let w© = -5*c + 3*c + c + 1 + 8*c**2. Let f be w(1). Let o = -22 + 25. Solve -o*x = -f*x for x.

0