Suppose -2*z = 2*a + 4, -5*z - 3*a = 2 + 4. Solve 0 = -x - z + 1 for x.

Suppose 8*s - 11*s = 0. Let z = 0 + s. Solve -n = -z + 1 for n.

-1

Let h be (40/(-25))/((-3)/30). Suppose h = 4*d, 5*x + d - 4*d - 13 = 0. Solve 10 = -x*z - 10 for z.

-4

Suppose -6 = -9*b + 8*b. Solve -b*h = -3*h - 15 for h.

5

Let i(x) be the second derivative of x³⁄₆ + 8*x2 + 2*x. Let l be i(-11). Solve -4*u - l = u for u.

-1

Let d be -1⁶⁄₅-5. Solve 4*p = p - d for p.

-2

Suppose -4*f + q + 22 = 3*q, 5*f = 3*q. Solve -5*o + f*o - 2 = 0 for o.

-1

Suppose 2 = -k, -3*l + 3*k + 20 = -34. Solve -4*i + 0*i + l = 0 for i.

4

Let g = -45 + 45. Solve g = 5*t + 2 + 3 for t.

-1

Let b be -2 - (-7 - (-2 + 1)). Let h(j) = -j + 7. Let k be h(4). Solve 1 - b = k*p for p.

-1

Suppose 5*g - 31 = 54. Let q = -15 + g. Solve 3*h = -q*h - 20 for h.

-4