Suppose -21 = -2*k + a, 2*k + a - 20 = 3*a. Solve k - 1 = 5*w for w.

Let h = 11 + -8. Let r = 1 + h. Let c be ¹⁵⁄₂*r/5. Solve -x - 2 + c = 0 for x.

4

Suppose -4*f + 93 = 13. Suppose 8*l = 3*l + f. Solve l*a = -a for a.

0

Let z be (-654)/(-14) + (-4)/(-14). Let y = z - 32. Let k = y - -5. Solve -3*g - k = -7*g for g.

5

Let u(b) = -b3 - 18*b2 - 15*b + 34. Let r be u(-17). Let t(y) = y3 + y2 - y + 3. Let w be t(0). Solve -w = z - r for z.

-3

Let v be ⁶⁄₂₁ + (-4)/14. Suppose v*c = -5*c. Solve 0 = -c*q + 4*q + 20 for q.

-5

Suppose 0 = -2*u - u + 3. Suppose -4*w + 6 + 6 = 0. Suppose w*k - 7 = -q + 7, -q + 2 = -k. Solve -b - u = k for b.

-4

Suppose -228 = -p - 224. Suppose -4*g + 40 = g + 5*x, 36 = 2*g - 3*x. Solve -p*f - g - 4 = 0 for f.

-4

Let n(x) = -x3 - 11*x2 - 22*x + 16. Let v be n(-8). Solve -y + 2 + 3 = v for y.

5

Let u(p) = p3 - 2*p2 - 4*p2 + 5 + 6*p2 - p. Let f be u(0). Solve -f*z = 3 - 23 for z.

4

Let i(n) = n3 + 2*n2 - n - 2. Let d be i(-2). Suppose -5*y + d*y = 0. Suppose -3*b = 5*v + 11, -3*v + 0 - 12 = y. Solve -b*z = 1 + 11 for z.

-4