Let j = 7 - -2. Suppose 4*r + j - 25 = 0. Suppose 3*a = a + r. Solve -a*b - 5 = 5 for b.

Let t(u) = -4*u + 6. Let b be t(-5). Suppose 0 = -z + 3, -66 = 4*l + 4*z - 2*z. Let o = b + l. Solve -g - g - o = 0 for g.

-4

Suppose 0*a - 38 = -5*y - 2*a, -a = -y + 2. Let u = 4 - 9. Let f be (-40)/3*y/u. Solve 0 = 3*q + q + f for q.

-4

Suppose -5 = -3*p + 2*p. Let l(z) = -z3 + 4*z2 + 5*z - 7. Let g be l(p). Let o = g + 7. Solve -2*f - 1 + 11 = o for f.

5

Suppose 5*b + 2 = 12. Suppose 7 = 5*y - n, 0 = b*y + 5*n - 25 + 6. Solve 0 = t + y*t + 9 for t.

-3

Let s(t) be the second derivative of t⁵⁄₂₀ - t⁴⁄₆ - 2*t³⁄₃ + 2*t2 + 5*t. Let i be s(4). Solve 2*y = -3*y - i for y.

-4

Suppose -p + 6 = 2*p. Let g = p - -2. Solve g*y = -y for y.

0

Suppose 2*y - 4*k - 7 = 11, 5*k + 27 = 4y. Let t be (y-1)/((-12)/104). Suppose 5*s - 91 = 4*o, 0*s - o + t = 2*s. Solve -c - 2*c = s for c.

-5

Suppose z = -3 + 6. Solve -x = z*x for x.

0

Let w = 1 + 11. Solve -3*v - v = -w for v.

3

Let y = -53 - -18. Let t be (0 + -3)*y/21. Solve -t*s + 4*s = 0 for s.

0