Let n be -6*(4 - 52/12). Solve n*a + 2*a = 4 for a.

Suppose -20*l + 21*l - 5 = 0. Solve -4*m = -l*m for m.

0

Suppose -9 = -5*j + 1. Suppose 0 = -j*b - 0*b. Suppose b*p = -p + 2. Solve 4*t + 4 = p*t for t.

-2

Let p be 2 + 0 + (-32)/(-4). Let j be (-3)/(-1) - ²⁷⁄₉. Solve -u - u - p = j for u.

-5

Let j = -38 - -38. Let b = 27 + -19. Solve j = 2*g + 2*g + b for g.

-2

Let b(z) = z - 2. Let x(m) = -5*m - 1. Let w = -4 + 2. Let u be x(w). Let o be b(u). Solve o*t = 2*t + 5 for t.

1

Let s© be the second derivative of c⁵⁄₂₀ + c⁴⁄₃ + c³⁄₆ + 2*c2 + 8*c. Let n be s(-4). Solve n = -a + 5 - 3 for a.

2

Suppose 4*l + 5*y = 12 + 13, -2*y + 10 = 5*l. Solve l = 4*f + f + 15 for f.

-3

Let l = 15 - 9. Suppose 4*m - 18 + l = 0. Solve 5 = m*q - 4 for q.

3

Suppose 8*h = 12*h - 24. Suppose -2 = -4*f + h. Let g(k) = -k**2 + 7*k. Let d be g(6). Solve -f*l - 12 = -d*l for l.

3

Suppose -25 = 20*m - 25*m. Solve -4*a = -9 + m for a.

1