Let r(i) = -4*i - 45. Let m be r(-12). Solve m*u - 5 = 10 for u.

Let x be ((-3)/9)/(6/(-36)). Solve 1 - 11 = x*i for i.

-5

Suppose p = -5*p + 5*p. Solve p*c = c for c.

0

Let z = -1 + 31. Let i® = r3 - 4*r2 - 5*r + 7. Let v be i(5). Let s be 4/(-14) + z/v. Solve s*a - 5 = -25 for a.

-5

Let r(o) = o + 7. Let w be r(-5). Suppose 3*b = w*c - 8 + 19, -4*b = -4*c - 16. Solve 0*s - 12 = b*s for s.

-4

Let j(b) = b3 - b2 - b + 1. Let w be j(2). Solve 0 = -4*k - w - 17 for k.

-5

Suppose -5*y + 5*j - 15 = 0, -2*y + 5 = -y - 5*j. Let d = -3 - y. Solve 10 = 4*x - d*x for x.

5

Suppose 0 = i + i. Suppose -f = 4*c - i*c - 3, 4*c + 4*f + 12 = 0. Solve -4*u - c = -3*u for u.

-2

Suppose -a + 30 = a. Solve 0*i = 3*i - a for i.

5

Suppose -4*v = 2*t + 10, -5*t + v - 2*v = 7. Let k be (t/2)/((-3)/18). Solve 4*h - k = 1 for h.

1

Let a be ³²⁄₁₄ - ²²⁄₇₇. Let z be -1 - -6 - (a + -2). Suppose -z*l - 4 + 24 = 0. Solve -l*h = h + 10 for h.

-2