Suppose 4*s - 13 = -5. Suppose 4*l = 3*o - 31 - 61, -165 = -5*o - 5*l. Let b be (6/(-4))/((-12)/o). Solve 0*a = s*a - b for a.

Suppose -5*m - 9 = -9. Solve m = r - 5 + 1 for r.

4

Suppose 6*b - 3*b = 72. Solve -4 + b = 4*x for x.

5

Let a be (-2)/4*(-4)/(-2). Let w = a - -2. Solve -3*v = w + 8 for v.

-3

Suppose -4*b - 20 = -4. Let r = b - -9. Solve 3*w = 4*w + r for w.

-5

Suppose -2*u = 3*h - 14, 2*h - 3*h = 4*u - 8. Let l = 5 - h. Solve i = -l - 1 for i.

-2

Let i© be the second derivative of -c⁴⁄₁₂ + 4*c³⁄₃ - 7*c**²⁄₂ + 4*c. Let n be i(6). Solve n*p = 14 - 4 for p.

2

Suppose -5*f + 26 = 1. Suppose f*b - 24 = -2*g, 0*g + 12 = 2*b + 2*g. Solve -b*a + 3*a = 1 for a.

-1

Let a(z) = -z3 + 11*z2 - 23*z - 6. Let h be a(8). Solve -8 + 4 = h*l for l.

-2

Let m(a) = -a + 1. Let q be m(-2). Solve q*g = 2*g for g.

0

Suppose 0 = -2*g - 5*a + 55, -3*g + 35 = -2*a - 0*a. Suppose -2*w - 4*x + 8 = 0, 5*x = w + 4*x - 4. Solve -w*t = t - g for t.

3