Let f = -2 + 2. Suppose k - 5 = -f. Solve -k = 4*y - 21 for y.

4

Let s© = -c3 + 4*c2 + 5*c. Let z be s(5). Suppose z = 3*r - r. Let i = 4 + -1. Solve -g + 0*g - i = r for g.

-3

Suppose 3 = -4*i + 11. Suppose -i*b + 0*b = -8. Suppose 2*k - 40 = -3*h + h, -5*k + 65 = -2*h. Solve m = -b*m + k for m.

3

Suppose -2*q + q - 2 = 0. Let n be q + 0 + 0/(-2). Let v be (n*1 - -16) + 2. Solve -5*c = -c - v for c.

4

Let b be 22/(-7) + (-3)/(-21). Let j be (b + 2 - -4) + 2. Solve 0 = j*h - 4*h - 3 for h.

3

Suppose -4*d = -2*l - 18, 3*l + 4d - 12 = 11. Let x be 2(1 + (8 - l)). Solve 6*c + x = 2*c for c.

-4

Let x(d) = 5*d**2 + 1. Let p be x(1). Let f be (2 + (p - 0))*1. Suppose 0 = 5*j - j - f. Solve -u - j*u + 15 = 0 for u.

5

Suppose 4 = -4*n, -3*y + 50 = -n - 4*n. Suppose 15 = 2*v + 3*v. Solve -v*w - y = -8*w for w.

3

Suppose 3*c = 5*j - 7, c + 10 = 3*c + 4*j. Suppose -2*h + 5 + c = 0. Let a = h + -3. Solve t + 0 - 5 = a for t.

5

Let v(i) = -2*i + 1. Let b be v(-1). Solve 0 = -b*h + 4*h - 4 for h.

4