Let m = 72 - 68. Let r be 4 + (m/8 - (-3)/6). Solve -r*c + 5*u + 15 = -0*c, -2*u = -5*c + 12 for c.

2

Suppose 2272*v + 36 = 2290*v. Let j = 20 - 5. Suppose 5*u - i - j = 0, -2*i = -2*u - 4*i - 6. Solve -3*y + v*y = -u*b - 9, -5*y = 2*b + 3 for y.

1

Suppose -3*d = -4*b - 28, 5*b = 5*d - 0*d - 40. Suppose -24*n + 22*n = -8. Solve -32 = n*v - d*i, -4*v = -v - i + 14 for v.

-3

Let k = 147 + -146. Let b(v) = 2*v**2 - 14*v + 15. Let y be b(k). Solve -4*r = x + 1, -2 = -y*r - 2*x + 1 for r.

-1

Let o = -3460 + 3464. Solve -5*n - o = -4*d, -2*d = -d + 4*n - 1 for d.

1

Let n = -185 - -96. Let q = -87 - n. Let k(p) = p3 - 3*p2 + 3*p + 2. Let c be k(3). Solve -2*b = 3*z - b - c, -2 = q*b for z.

4

Suppose 33 = 11*g - 11. Suppose -4*a + g*l + 5 = -23, -l - 13 = -3*a. Solve v = -2*h + 4, 2*h + 5*v = a*h - 2 for h.

2

Suppose 0 = -5*u + 5 + 20. Suppose u*k = 3*f - 17 - 13, -4*f = -k - 23. Solve 5*p + 5 + 0 = -f*v, 0 = 3*v - 3*p - 21 for v.

3

Suppose 3 = 3*n, 4*y - 2*n + 2 = 68. Let f(q) = -2*q**2 - 7*q + 5. Let k be f(0). Solve 2*a - k*d + 2*d = -22, -y = 5*a + 2*d for a.

-5

Let b be (5⁄20)/(7⁄56). Solve 2*w + b*x - 9 = 3*x, 30 = 5*w + 5*x for w.

5