Suppose 0 = 7*r - 12*r + 5. Let g be (r*-1)/(11/(-55)). Suppose -2*k + 4*m = -0*k, -3*m = -5*k. Solve k = -4*z + g*z + 3 for z.

Suppose -30 = -5*x + 2*z - 4*z, -4*x = 3*z - 17. Suppose -3*m = -x*m. Suppose m = -3*n + 11 - 2. Solve 2*y + n*y = -25 for y.

-5

Let u be ¹⁶⁰⁄₇₂ + (-4)/18. Solve -s + 9 = u*s for s.

3

Let j(s) be the second derivative of -¹⁄₂*s2 + 2*s + ¹⁄₆*s3 + 0. Let t be j(7). Solve -2*q + t = 4 for q.

1

Suppose 4*n = k - 5, 0 = 2*k - n - 3. Suppose h - 3 = k. Solve -h*l - 15 = -3 for l.

-3

Let s = -119 - -121. Let w(t) = -t3 - 5*t2 - 5*t + 4. Let b be w(-4). Solve 3*c - b = -s for c.

2

Let x(o) = 4*o + 2. Let c be x(3). Let k be ⁴⁰⁄₁₆ - ¹⁄₂. Let s be 3 + k/(2 - 0). Solve s*h + 2 = -c for h.

-4

Suppose -3*y + 2*y = -20. Let m(j) = -j**2 + 9*j - 15. Let o be m(6). Solve r + y = -o*r for r.

-5

Let b = 17 + -10. Let f(k) = 15 + k**2 - 2*k - 6 - 5*k. Let v be f(b). Solve -y + v = 2*y for y.

3

Let t be (-6 - -12)/(1*2). Suppose -5*d + 3 + 18 = -2*v, 0 = -d + v + t. Solve g + 0*g = -d for g.

-5

Let h(v) = -v**2 - 6*v - 4. Let m be h(-5). Suppose f - 5 = -1. Let z be 4 + -3 + f/2. Solve m - z = -d for d.

2