Suppose 5*d + 45 = 4*r - 15, 5*r - 17 = -d. Let i be (-1)/(-4) - 30/d. Solve 0 = -i*x + 6 + 14 for x.

5

Suppose -4*x = 5*f - 15, 0*x = 5*x. Solve f*v = -2*v for v.

0

Suppose 0 = 4*p - p + 2*g - 7, p = -3*g. Let q be 1 + 0 + p/1. Solve 6*k - q = 4*k for k.

2

Suppose 3*y + 7 = 67. Solve -5*a - 5 = -y for a.

3

Let c be (-4)/5*30/(-4). Let t be 3 - (3/(-1) + c). Solve 0 = -2*k - t*k - 6 for k.

-3

Let i® = 7*r + 1. Let p be i(-1). Let s(l) = -2*l + 4. Let d(z) = z - 2. Let c(v) = p*s(v) - 13*d(v). Let m be c(0). Solve m*u - 12 = -2*u for u.

3

Suppose 0 = 3*t - 3*k + 6, t - 12 - 16 = -5*k. Suppose 5*n = -3*a + 39 + 45, 0 = -n - t*a + 24. Solve 2*f + 3*f - n = 0 for f.

3

Let b(i) = i3 + i2 - 2*i - 2. Let s be b(-1). Let f be 0/((-2 + s)/1). Solve 4*u + 3 + 17 = f for u.

-5

Suppose 4*p = -5*f + 33, 3*p + f + 0*f = 11. Suppose -p*d = -4*d - 4. Let h = 3 + d. Solve -h = 4*l - 5 for l.

1

Let j(x) = x + 16. Let z be j(-14). Solve z*h - 10 = -0 for h.

5