Suppose -20 = -2*i + 4*a, 4 = -3*i - 3*a + 7. Solve -q = i*q + 20 for q.

-4

Let m be -11 + 11 - (-10 - 0). Suppose m = -5*h + 10*h. Solve f + h*f = 0 for f.

0

Suppose -2*c = 4*c + 12. Let v(m) = -2*m3 - 3*m2 + m + 2. Let z be v©. Solve 0 = z*q - 0*q + 16 for q.

-4

Suppose -2*v = -3 + 1. Let b(a) = -a3 + 5*a2 - 5*a - 3. Let t be b(4). Let y = v - t. Solve 0 = -r + 5*r + y for r.

-2

Let p = 36 + -36. Solve 5*i + 3 + 2 = p for i.

-1

Let u be -2(-15)/(-20)-2. Solve x - u + 0 = 0 for x.

3

Let u© = c**2 + 5. Suppose 0 = -2*z + 3*w, 0 = -2*z + z - 4*w. Let i be u(z). Suppose 3*r + 2*d = 2, i*r = -5*d + 3*d + 10. Solve -3*h = -r*h for h.

0

Let b be (6⁄5)/((-6)/(-15)). Suppose -2*r = 2*r + 16, 18 = y - b*r. Suppose 0 = 2*z - 1 - 1. Solve -5*f + y - z = 0 for f.

1

Suppose 3*b = 4*b - 9. Suppose b = 3*w - 4*d, 4*d - 6 = -2*w + 20. Suppose -9*r = -37*r + 560. Solve 2*c = w*c + r for c.

-4

Suppose 4*v = 2*i - 10, 0*i + 3v = i - 9. Let w be (5 + -4)(1 - i). Solve -2*m = -0*m - w for m.

2