Let i be 2/(4⁄6) - 1. Suppose i*k - 40 = -3*k. Suppose k = 4*s + 2*z, 0*s + 3*s - 6 = -z. Solve w - 3 = s for w.

5

Suppose 0*c - 5 = -5*c. Let i be (1 - c) + 2 - -6. Suppose -3*x + 50 = i. Solve -x = -2*r - 4 for r.

5

Let h = -44 - -48. Solve -h = -2*b - 0 for b.

2

Suppose -5*w = -0*w. Suppose -4*o + w*o + 3*s = -28, 3*o - 4*s = 28. Solve -2*u + 0*u + o = 0 for u.

2

Let k(n) = 12*n + 14*n + 14 - 41*n + 14*n. Let q be k(8). Let l = -2 + 5. Solve -l*u = -u - q for u.

3

Let h(p) be the third derivative of p5⁄30 + p4⁄6 + p3⁄2 - 2*p2. Let g be h(-2). Solve 0*c - g*c = 15 for c.

-5

Suppose 8 - 5 = x. Suppose x*a + 2*a = 20. Solve -4*i - a = -0 for i.

-1

Let p be 1⁄5 + (-48)/(-10). Suppose -p = -5*n + 5. Solve -c - n*c = -9 for c.

3

Let t® = 2*r + 2. Let j be t(-1). Solve 0 = -j*x + 4*x + 12 for x.

-3

Let y = 17 - 21. Let p be 5 + (y - -1) - 2. Solve p*u = 5*u - 10 for u.

2