Let j be (7/(-4) - -1)/((-4)/160). Suppose 0 = 3*v - j - 3. Suppose 17 = -v*k + 61. Solve -5*b = k*d - 10, -2*d - 4*b + 8 = -4*d for d.

Suppose -8*y - 32*y + 238 = -6*y. Solve y*a - 4 = -2*k + 4*a, -3*k = 5*a - 5 for k.

5

Suppose -85 = 4*r + g - 8, 2*r - 5g = -55. Let w be ((-6)/10 - r/(-50))-9. Solve -k = 4*y - w - 0, -y = 5*k - 26 for y.

1

Suppose -6*j = -2*j + 4*i - 28, 0 = 5*j - 2*i - 56. Suppose 0 = -4*v - j*v - 15*v. Solve v*z = 2*z + q, 3*z - q = 0 for z.

0

Suppose 32*y - 131 = 61. Solve 0 = 4*u + 4*h - 8, h + 14 = -y*u + 9*u for u.

4

Suppose -124*n = 2*n - 4*n - 122. Solve 0 = -4*v + v + z - n, -z = 5*v - 1 for v.

0

Let g(h) = 7*h2 - 11*h - 5. Let l(d) = 11*d2 - 17*d - 8. Let a(i) = 8*g(i) - 5*l(i). Let n be a(6). Let k = -18 + n. Solve 0*f = f + 5*v, k = -2*v for f.

0

Let k(t) be the third derivative of -t⁴⁄₆ + 35*t³⁄₃ + 49*t**2. Let g be k(10). Solve 12 = -3*h - 4*z + g, -2*h + 7 = z for h.

2

Let s® = 4*r**2 + 16*r - 16. Let m be s(1). Solve 0 = -o + m*l + 7, 4*l - 3 = -3*o - 14 for o.

-1

Let i be ⁹⁄₃₀ - (-3 - 26*(-1)/20). Solve 3*k - 1 = -v, -2*k + i*v + 1 + 13 = 0 for k.

2

Let z be (((-10)/(-4))/(-1))/(10/(-20)). Suppose -z*o + 45 = 5. Solve 0 = 2*p + 3*s + o, -s + 3*s + 2 = 2*p for p.

-1