Suppose 7*k + 7 = 28. Solve 0 = -k*j - 0*j + 9 for j.

3

Let s(y) = y + 1. Let f be s(-1). Suppose -3*x + 3*d + 2*d + 16 = f, -5*x = -5*d - 20. Solve x*c = 4*c for c.

0

Suppose -11 = 4*y - 5*m, 2*y - 7*y = 4*m - 17. Let k be (-3 - -4) + 0 + y. Solve -5*f = 8 + k for f.

-2

Let f be (-2)/(-9) - (-86)/18. Suppose y + f*h + 17 = 0, 2*y + 2*y = -3*h + 17. Let r be 9⁄4 + 6/y. Solve -r = -3*w + 3 for w.

2

Suppose 0 = -5*s + 4*r + 45, -20 = -5*s + 3*r - 4*r. Solve -s*w - 6 = -8*w for w.

2

Suppose 3*f = -42 + 12. Let g = f - -30. Solve -2*m + g = -7*m for m.

-4

Suppose -5*g + 34 = -3*h, 4*g - 2 = 3*g + 3*h. Let j = g - 6. Solve -1 + j = -o for o.

-1

Let c(t) = -6*t + 6. Let n be c(-9). Suppose 8*r = 4*r + n. Solve r = -3*d - 0 for d.

-5

Let t® be the first derivative of r3⁄3 - 4*r2 + 7*r + 1. Let j be t(7). Solve j = 2*c + 2 + 2 for c.

-2

Let b© = -c3 - 3*c2 + 3. Suppose -n + 3 = 5*a - 2, 15 = 3*n - 5*a. Suppose n*w + 6 = 3*w. Let r be b(w). Solve -k - 10 = -r*k for k.

5