Let z = 0 + 0. Let p be (z/(-2))/(-7 + 5). Let k be (3 + p)/((-1)/(-1)). Solve -7 - 5 = -k*u for u.

Let o(l) = -2*l - 2. Let d be o(-2). Solve 0 = -d*z - 0*z - 6 for z.

-3

Suppose -5*m - 2*u = -4, m = 2*m + 3*u + 7. Suppose -2*y = 5*r + m*y - 2, -4 = -5*r - 3*y. Let p = 1338 - 1338. Solve -n + r = -p for n.

2

Suppose -w - 20 = 4*w + 3*g, -25 = 5*g. Let f = -1 - w. Suppose 3*d + 1 - 10 = f. Solve -d*o + 0*o = -15 for o.

5

Suppose 2*k = 4*l + 20, -3*l - 5 - 16 = -3*k. Let x = 8 - k. Solve -2*m = -x*m for m.

0

Suppose 0 = -v - 4 + 13. Let i = v + -7. Suppose -i*x + 6 = x. Solve 0*p - x*p + 8 = 0 for p.

4

Suppose 0 = -5*r - 5*v + 45, -5*r + 3*v = -2 - 11. Solve 0 = x - 0*x - r for x.

5

Let p be -61-2 + 0. Let v = 611 - 609. Solve -v*a = a + p for a.

-4

Let i be 3*-3*⁴⁄₁₈. Let g(a) = -2*a3 - 3*a2. Let m be g(i). Let l(t) = 7*t. Let c be l(1). Solve c = m*k - 9 for k.

4

Let l be 3 - 6 - (-2)/(-1). Let a be 2 - (l + 3 - 1). Suppose 0 = -5*q - 2*u - 10, -5*q + u = -a - 0. Solve q*y = y for y.

0

Let j = -68 - -68. Solve 5*x - 9 - 11 = j for x.

4