Let k = 12 - 4. Let a = 23 - 21. Suppose 12 = 3*s + 3*l, a*s - 2 = -0*l + l. Solve 0 = s*w - 0*w + k for w.

-4

Let l(n) = 2*n - 6. Let t = 16 - 10. Let r be l(t). Let b = r + -4. Solve 5*w = 3*w + b for w.

1

Suppose 4*l + 2*q = 18, 3*l - 2*q - 6 - 18 = 0. Suppose -2*s + 0 = -l. Suppose 5*o + 3*v - 4 = 15, -o - 7 = -s*v. Solve 0 = -3*h + 2*h - o for h.

-2

Let y(n) be the second derivative of n4⁄12 - 2*n2 - n. Let u be y(-3). Let z be ((-4)/u)/((-4)/10). Solve c + 6 = -z*c for c.

-2

Let h = 51 - 47. Suppose g = 2*g. Solve q - h = -g for q.

4

Let n be 2 + (-16)/(-6 - -2). Let i® = -r3 + 6*r2 + r + 1. Let t be i(n). Solve 4*z - t*z = 9 for z.

-3

Suppose 12 = 2*o - 0*o - z, -2*z = 4*o - 40. Solve f + o = 5*f for f.

2

Let z be ((-8)/6)/((-2)/9). Suppose 0 = -p + z*p + 75. Let i be p/(-2)*4⁄5. Solve i = -4*d - 2 for d.

-2

Suppose 0 = -4*n + 4*j + 4, -5*n + 21 = -j - 0. Solve -8 + n = 3*x for x.

-1

Let g = 15 + -7. Let l be g/(-28) + (-44)/(-7). Solve 0 = 4*r - 2*r + l for r.

-3