Let r = -1 - 3. Let m be 4 + r/(-2) + -2. Solve m*t = 3*t for t.

0

Suppose -18 = 4*l - 6*l. Suppose -3*u = -3 - 0. Let d = u + l. Solve w + w - d = 0 for w.

5

Let k(q) be the second derivative of -q5⁄20 + q3⁄3 + q**2⁄2 - 2*q. Let a be k(-2). Solve -a*j + 14 = -6 for j.

4

Suppose 4*n = 2*n - i - 7, -4*i + 27 = -3*n. Let r be (n/(-10))/(1⁄4). Suppose 5*u - u - 4 = 0. Solve -u = r*z + 1 for z.

-1

Suppose 5*n + 4*o = 36, 4*n - 5*o - 3 - 34 = 0. Let c be 22/n - (-3)/(-4). Solve -9 = -c*m + 5*m for m.

-3

Suppose -3*b + n + 7 = 2*n, 0 = 5*b + 4*n - 21. Suppose -5*r + 45 = -5*c, 24 = r + 3*r - c. Suppose b = r*l - 24. Solve l*f - f = 8 for f.

2

Let r be 2 + 0 + 0/(-2). Let p be -3 + 2 + (-10)/(-2). Let t = p - 2. Solve -12 = t*o - r for o.

-5

Suppose -14 = l - 2*l - 3*z, 5*l - 5*z = -10. Let c = 8 + -6. Suppose c*a + 5 = 4*y - 5*y, -3*y - 15 = -4*a. Solve a*m + l = m for m.

2

Let i = 20 - 25. Suppose 0 = 2*j - o, 0*o = 2o. Let q be (-1 + -3)(j + i). Solve -3*h - q = 2*h for h.

-4

Let z® = r. Let x be z(1). Let k be (4 + -3 + 4)*1. Let f = 10 - k. Solve 2*m - f = x for m.

3