Let t = -15 - -7. Let z = t + 10. Solve n = -z - 0 for n.

-2

Suppose -2*p - 2*g + 20 = -0*g, 5*g = -p + 30. Suppose -4*u + 9*u - 10 = 0. Suppose u*v = -v + 63. Solve p*x - 4 = v for x.

5

Let f(j) = -j3 - 5*j2 - 7*j - 6. Let a be f(-4). Let m(y) = -y**2 - 7*y - 7. Let s be m(-5). Suppose s*w - 20 = -2*w. Solve -w - a = -2*o for o.

5

Let n(b) = -b**2 - 2*b + 3. Let p be n(-3). Solve -x = -p*x for x.

0

Let m = 7 - 2. Suppose -i + 0*i + 45 = 3*a, -i - 2*a = -43. Let w = 43 - i. Solve 3*y = w*y - m for y.

5

Let k be 11 - (-9)/(-3 + 0). Let q = k + -11. Let z be ((-1)/q)/1*6. Solve 8 = -0*s - z*s for s.

-4

Let k be (-126)/(-26) - (-24)/156. Let x(b) = -2*b - 3. Let a be x(-9). Solve -a = 5*f + k for f.

-4

Let u = 55 - 42. Solve 0 = -3*n + 2 + u for n.

5

Let i be (-3)/6*(-10 - 2). Let q be (-1 + 4)/(9/i). Suppose q*o = 0, 0*o - o = 4*y. Solve -5*z + 15 + 10 = y for z.

5

Let k(y) = -y**2 + 11. Let i be k(0). Suppose 2*w = 5*b + 3 + i, 0 = -3*b - 6. Solve -w*p + 8 = -2 for p.

5