Let w = -68 - -70. Solve -2 + 0 = w*a for a.

Let h(o) = o3 + 10*o2 + 6*o + 5. Let w be h(-9). Suppose 2*m + n = 7*m - w, -m - n + 10 = 0. Solve 0 = m*d - 2*d - 10 for d.

2

Let t = 24 - 15. Let n be 0 + 15*12/t. Solve -4*s - n = s for s.

-4

Let d be ²⁄₁₁ - ⁴⁄₂₂. Suppose 26 = 3*j - x - d*x, -x + 4 = 0. Solve -b - j = b for b.

-5

Suppose 2*c + 3*v + 12 = -2, -40 = 5*c + 5*v. Let q(p) = -2*p - 12. Let s be q©. Let w(z) = 2*z - 4. Let n be w(6). Solve 0 = 4*f - s - n for f.

4

Let i be ²⁄₁₂ - (-46)/12. Suppose 0*o = i*l - 2*o - 88, 0 = l + o - 28. Suppose -4*u + l = -0*u. Solve 4*v - u*v = -6 for v.

3

Let t(s) = -6*s2 - 3*s + 6. Let g(w) = -5*w2 - 4*w + 5. Let f® = -4*g® + 3*t®. Let n be f(-5). Let z be n + -3 + (2 - -4). Solve 3*q - z = -q for q.

4

Let z(h) = -h**2 - 8*h - 8. Let a be z(-6). Let x be (³⁄₁)/((-6)/(-4)). Suppose n + 9 = 4*f, 0*f + 22 = x*n + 2*f. Solve n*m = a*m + 15 for m.

5

Let y = -70 + 74. Solve -c - y = c for c.

-2

Let d(g) = -g2 + 10*g - 7. Let r be d(9). Let w(m) = -m3 + 3*m**2 - 1. Let x be w®. Solve 0 = x*q + 5 + 1 for q.

-2

Suppose -2*u = -3*s, 0 = 3*u + 2*s - s - 22. Let o be u - (-1*4 - -3). Solve -2*j = -o*j + 20 for j.

4