Let v = 20 - 13. Solve -5 = v*y - 2*y for y.

Let b(m) = 8*m2 + 2*m + 1. Let y(w) = w2 + w. Let a be 3/(-6)*(-1 - 1). Let t(x) = a*b(x) - 3*y(x). Let k be t(1). Solve 5 = -k*i + 15 for i.

2

Let y be 1/((-9)/(-6) - 1). Suppose h - y*h = -9. Solve 3 = -4*z - h for z.

-3

Let j(n) = 4*n + 43. Let y be j(-7). Solve -2*h - y = -5*h for h.

5

Let a = 14 - 22. Let u be 3 - (a - -4 - -1). Solve 0 = -2*j + u + 2 for j.

4

Let x(z) = z3 - z2 - 4*z - 1. Let v be x(3). Suppose 5*a - 1 = 4*b - 0, a - 5 = -4*b. Let m = b + 4. Solve m = 6*r - v*r for r.

5

Let d be 12(-10)/(-4). Let l(n) = n3 - 4*n2 - 4*n + 4. Let g be l(d). Suppose -3*t - 36 = -4*f, -g*t = -4*t. Solve -4*m = 7 + f for m.

-4

Let v = -2 - -5. Solve -3*s - 6 = v for s.

-3

Let i = 5 + 0. Let j® = 2*r - 5. Let c be j(i). Solve 0 = -c*w - 5 + 15 for w.

2

Let c(w) be the third derivative of w⁵⁄₆₀ - w⁴⁄₁₂ + 6*w**2. Let n be c(5). Solve v + 2*v + n = 0 for v.

-5

Let j(s) = -10*s - 3. Let u be j(-1). Solve -u*t = -3*t + 16 for t.

-4