Let w(d) = -d**2 + 2*d + 3. Let x be w(3). Suppose -10 = -5*k - x*k. Solve 0 = k*i + 4 - 2 for i.

Let m be (²⁄₆)/(⁶⁄₉₀). Solve m*d - 12 = d for d.

3

Let d = -22 + 22. Solve -2*k - 3*k = d for k.

0

Suppose -5*a = -5*j + 25, -a = 2*j - 3 - 1. Suppose 5*z + 13 = j, -4*l + 10 = -5*z. Solve l = -0*b + b for b.

0

Suppose 6 = -a - 2*y, -a - 7 = -0*a + 3y. Let t be 1-2*6/a. Solve 4 - t = -w for w.

-1

Let n be ((-32)/(-6))/(²⁄₁₅). Suppose -p = -2*h - n, -5*p - h = 3*h - 158. Let u = p - 19. Solve -w = -6*w + u for w.

3

Let j = -2 + 2. Let x = 20 + j. Let p(m) = -7*m3 - 2*m2 + 2*m + 2. Let g be p(-1). Solve 5 = -g*h - x for h.

-5

Let j be ³⁄₆*(0 - 0). Solve j*q = -3*q + 12 for q.

4

Let h = -4 + 9. Suppose 15 = 6*x - 11*x. Let s = x + h. Solve -5*t = -3*t + s for t.

-1

Suppose 0 = 2*r + 4*w + 4, -4*r + 2*r + 5 = -5*w. Let s be ((-16)/(-4) - 3)*r. Solve i + 0*i = s for i.

0

Suppose -18 = -3*h + 4*b, h + 3*b - 29 = -h. Let l(y) = -y + 4. Let r be l(h). Let a(f) = -f**2 - 6*f + 5. Let u be a®. Solve 0*k - 20 = u*k for k.

-4