Let x be (2 + -5 + 4)*3. Solve 0*k + x*k + 3 = 0 for k.

Let k(v) = 5*v3 - 2*v2 + 1. Let o be k(-1). Let l = 8 + o. Suppose 9 = 4*q - 7. Solve -2 = -l*r + q for r.

3

Suppose 6*k - 50 = k. Solve q = 3*q + k for q.

-5

Let k be ((-56)/(-35))/(²⁄₅). Let r(q) = 4*q + 3. Let c be r(3). Suppose 0*d + 5*d = c. Solve -k*y = -d*y for y.

0

Suppose -p - p + 50 = 5*r, 3*p - 68 = -4*r. Solve -7*g + p = -12*g for g.

-4

Suppose -10 = -12*j + 7*j. Solve 0 = -w + j*w for w.

0

Let x(b) be the second derivative of -b⁵⁄₂₀ + 5*b⁴⁄₁₂ - b**3 + 8*b. Let u be x(3). Solve u = -0*r + 4*r - 4 for r.

1

Suppose -2 = 5*t - 12. Suppose 4*k = -k. Suppose -3*w = u - 18, -37 = -3*u - u - 5*w. Solve k = -u*j + t*j for j.

0

Let v be (-1)/(-2)*(3 + 1). Let y = 49 + -47. Solve v + y = s for s.

4

Let q(i) = 10 + 5 - 2*i + i - 7. Let o be q(6). Solve o*j - 1 + 3 = 0 for j.

-1

Let b be (4 + -4)/((-3)/(-1)). Solve 3*v - 2 - 4 = b for v.

2