Let k(r) = 2*r**2 - 10*r - 11. Let n be k(6). Solve 0 = 5*t - 6 + n for t.

Let o be (-5 + 2 - -3)/(-2). Solve o = -0*v + 5*v + 20 for v.

-4

Let w(y) be the second derivative of 0 + ¹⁄₃*y3 - 3*y - 4*y2. Let n be w(7). Solve -4*o = -6 - n for o.

3

Let v(x) = -x - 5. Let w(t) = 6. Let j(o) = 3*v(o) + 2*w(o). Suppose y + 1 = -1. Let k be j(y). Solve 0 = -m + k*m for m.

0

Let l(x) = -5*x - 25. Let r be l(-5). Solve r*b = b + 3 for b.

-3

Let l be -3 - (-2)/(⁶⁄₁₅). Let c be l/(-4)*(-6 + -2). Suppose -c*a - a - 4*o + 70 = 0, -5*o = -25. Solve 6*t - a = t for t.

2

Suppose 2*g - 3*d = 14 - 6, -d - 12 = 4*g. Let f(i) = 2*i**2 - 2. Let k be f(g). Solve a - 25 = k*a for a.

-5

Let x = 8 + -6. Let j = -9 + 13. Suppose -x*z = 2*z - j. Solve 4*t = 9 - z for t.

2

Suppose -3*w + 0*w = -12. Suppose 0*r = w*r - 24. Solve 3*d = r*d - 9 for d.

3

Let v = 1 + 1. Let g(j) = -j**2 + 3*j - 3. Let n be g(v). Let l = n + 21. Solve -6*k + 2*k + l = 0 for k.

5

Let y(x) = x**2 - 10*x - 9. Let j be y(12). Suppose -j = -3*k - 3. Solve -z = -k - 0 for z.

4