Suppose 5*j - 2*v = 5, v - 6*v = 0. Let q be (20/8)/(j/2). Solve 0 = q*n - 0 + 5 for n.

Suppose m = s, 0*s - 5*s + m = 12. Let f = 7 + s. Suppose 0 = 5*w + f - 14. Solve 15 = w*u + 5 for u.

5

Let t = 2 - -2. Let z = t + -2. Suppose 2*n = z*j + 6, 3*j = -0*j - 3. Solve n*m + 0 = 6 for m.

3

Let n be (0 - -28)*(-25)/(-100). Solve -n = w - 2 for w.

-5

Suppose -2*k - 15 = -m, 0 = -2*k + k - 3. Suppose 3*y = 4*y - 2. Solve 0 = y*c - m - 1 for c.

5

Let p be (²⁄₃)/(²⁄₆₉). Solve -3 = -4*j - p for j.

-5

Suppose 0 = -3*r - 3*j + 45, r + j = -2*j + 5. Let y be (2/(-5))/((-4)/r). Let u = 3 + -3. Solve u*d = y*d for d.

0

Let i be (-24)/(-84) - 12/(-7). Solve -4*a = -i*a + 2 for a.

-1

Let y© = -5*c3 + c2 + c. Let h be y(-1). Suppose 5 + 7 = -n - 3*b, 2*n - h*b = 20. Solve n*k = -4*k + 20 for k.

5

Let q(x) = x - 1. Let m be q(-6). Let d = 11 - 21. Let g = m - d. Solve p = 2 - g for p.

-1

Let w = 13 + -13. Solve w*y + 6 = 3*y for y.

2