Suppose -2 = -5*u + 3*v + 7, 0 = -4*u - 5*v - 15. Solve u = 4*z - 3*z for z.

Let q = -3 + 2. Let j be -24q(-2)/(-4). Solve 8*s - 5*s = -j for s.

-4

Let r(v) = -v**2 - 5*v + 53. Let c be r(5). Solve -c*d + d - 4 = 0 for d.

-2

Let q(o) = -o3 - 8*o2 - 9*o - 14. Let v be q(-7). Solve -6*f + f - 20 = v for f.

-4

Let t be ⁸⁷⁄₁₂ + (-3)/12. Solve 4*a = -13 - t for a.

-5

Suppose 6*x = 2*x + 4*w - 4, -1 = -5*x - w. Suppose 4*r + 2*g - 6 - 4 = x, 5*g = r + 14. Solve r + 2 = k for k.

3

Let j be (⁸⁄₆)/(²⁄₁₅). Suppose -74 + j = -4*h. Suppose 0*w = -4*w + h. Solve -w*k + 0 + 16 = 0 for k.

4

Suppose -5*a - 4*r + 11 = 0, -a + 6*a - 4*r + 21 = 0. Let b be (-5)/((-5)/6)*3. Let y be 2 + a + b/2. Solve -4*l = y + 6 for l.

-4

Let q(p) = p**2 + 4*p + 2. Let l be q(-4). Let z(i) = -6*i. Let y be z(-1). Solve -l*r + 2 = -y for r.

4

Let w be (-1 - -2) + 3 - 0. Suppose -3*y = -3*p - 7*y, -3*p - 3*y = 3. Let m = w + p. Solve 0 = v - m*v for v.

0

Let w(x) = x**3 - x. Suppose 0 = -3*g + p + 2, g - 4*p = -g + 8. Let m be w(g). Solve 4*i + i + 25 = m for i.

-5