Suppose r - 13 = 4*s, 3*r - 10 = 8*r - 5*s. Let p = r - -7. Solve 3*l + l + 16 = p for l.

-4

Let z be (-2 - -4) + 2/(4/(-2)). Solve 0 = -r + 1 + z for r.

2

Let l(g) = -g**2 + 7g - 4. Let x be l(7). Let p = x + 2. Let z be (0 + 1)(2 + p). Solve w - 3 = -z for w.

3

Suppose -4*z = 3*a - 11, 4*a - 14 = 5*z - 10*z. Let q = -1 + a. Let r be 3/(60⁄16 - 3). Solve q*m = r*m + 4 for m.

-1

Suppose -v = 3*v - 212. Let a be (-3)/(-5) + v/(-5). Let z be (a/8)/(1/(-4)). Solve -x = z - 2 for x.

-3

Let c = 2 - 0. Let k = c - 2. Solve -3*r - 2*r - 10 = k for r.

-2

Suppose 4*u - 4*j - 8 = 0, 0*j + 2 = -2*u - j. Suppose u = -2*l + 3 + 3. Solve -6 = l*z - 0*z for z.

-2

Suppose 0 = -7*n - 53 + 158. Solve 5*q - n = 5 for q.

4

Suppose -a - 3*r + 5 = 0, -2*a - a - r + 15 = 0. Solve 0 - a = -j for j.

5

Suppose -3*q = -0*q, -3*k + 6 = -3*q. Suppose -k*v - a + 7 = 0, -5*a - 1 = 2*v + 4. Suppose v*d = 10 + 15. Solve -11 = d*h - 1 for h.

-2