Let j = 4 - 4. Let c(f) = -f + 5. Let z be c(j). Suppose 5*u = -z*i - 10, 0*i - 3*i - 18 = -3*u. Solve u*v - 5*v = 0 for v.

Let y(v) = -3*v - 13. Let r be y(-6). Solve 0 + r = 5*t for t.

1

Let i be (-2)/(-1*2) - -1. Suppose 15 = -5*y - 0*y, 5*d = -i*y - 6. Suppose -20*u + 20 = -a - 15*u, 2*u - 20 = -2*a. Solve d = 4*k - 3*k + a for k.

-5

Let z© = c3 + 9*c2 - 11*c - 14. Let o be z(-10). Let f be (o/6)/((-12)/54). Solve 0 = -2*x - f*x - 10 for x.

-2

Let h be ((-32)/(-12))/((-8)/(-60)). Solve 0 = 5*q + h for q.

-4

Suppose z + 4*z = -z. Solve z = s + 2*s for s.

0

Suppose -3*a + 68 = -3*w + 7*w, 5*w - 86 = -4*a. Suppose 3*b - 16 = w. Solve -n + b = n for n.

5

Let w(d) = -d - 4. Let q be w(-4). Solve q*z - 3*z = -15 for z.

5

Let q = -12 + -14. Let h = -10 - q. Suppose 2*l = j + 7, -3*j + h = 4*l - 7*j. Solve y = -0*y - l for y.

-3

Let v = 8 - 0. Solve v = -u - u for u.

-4

Suppose 4*o - 15 - 45 = 0. Suppose -3*l + o = 2*l. Solve -l*f = -f for f.

0