Let z = 25 + -13. Let j be z*(-6)/(-9) + 3. Solve 2*o + 5 = j for o.

3

Let s(d) = -4*d - 31. Let i be s(-9). Solve -9*a + 12 = -i*a for a.

3

Let t(q) = -q - 7. Let r be t(-5). Let k(i) = -3*i - 1. Let x be k®. Solve 2 = x*z - 3 for z.

1

Suppose 3*q = -4*p + 4*q + 11, 0 = 3*q - 15. Solve -p*x = -3 - 5 for x.

2

Let w = 103 + -101. Solve z = -z + w for z.

1

Let d be 6/(-4*2/(-4)). Suppose 13 = 4*k + y, -5*y = d*k - 3*y - 16. Suppose k*x + x = 9. Solve 0*v - x = -v for v.

3

Let s© be the first derivative of c4⁄4 + 4*c3⁄3 + 4*c - 2. Let r be s(-4). Solve 5*k + r = -6 for k.

-2

Let x(s) be the second derivative of -s3⁄6 - s2 + s. Let l be x(-4). Suppose 2*a + 14 = l*j, j + 5*a = -5 - 18. Solve -j*f = -4*f for f.

0

Let m be (-1 - -1)/(4⁄4). Let c be 1 - m - (1 - 3). Solve -6 + c = w for w.

-3

Suppose 2*a - 27 = -4*v + 23, -2*v + 40 = 4*a. Let l be 44/v + (-2)/5. Solve -q = -l*q + 15 for q.

5