Let n be 6/(-4)*70/(-21). Let g(t) be the second derivative of 2*t**3/3 - 2*t. Let w be g(1). Solve w*z + z - n = 0 for z.

Let y be 54/(-45)*10/(-4). Solve y*g + 2*g + 25 = 0 for g.

-5

Let f(s) = -s3 + 11*s2 - 11*s. Let h be f(9). Let w be ((-2)/6)/((-7)/h). Suppose 0 = w*a - 6*a + 12. Solve 0 = -a*i + 3 - 15 for i.

-3

Let l = 6 - 3. Suppose 4*z + 66 = 15*z. Solve -l*j + z = -0 for j.

2

Let j be (-13)/(-5) - (-4)/10. Solve j - 13 = -2*h for h.

5

Let q® = -5*r2 + 5*r - 18. Let z(a) = 4*a2 - 6*a + 17. Let d(y) = 5*q(y) + 6*z(y). Let v be d(-12). Solve -3 = -h - v for h.

3

Suppose -3*f + f = -3*t - 2, 5*f - 2*t - 16 = 0. Let j be (3 - 11)/4 + f. Solve -h + 15 = j*h for h.

5

Let h(v) = 1. Let m(x) = -20*x + 15. Let y(q) = 5*h(q) + m(q). Let s(u) = -7*u + 7. Let a(i) = -17*s(i) + 6*y(i). Let p be a(1). Solve 0*d + 2*d + 10 = p for d.

-5

Let n = 75 + -67. Let x(q) = -q - 10. Let m(d) = -6*d - 50. Let k(f) = 2*m(f) - 11*x(f). Let j be k(n). Solve -o - 4 = -j*o for o.

4

Let w be (0 + -1 + 2)/(²⁄₄). Solve -w*z - 3*z = 15 for z.

-3

Let p = -9 + 13. Suppose 20 = -n + 6*n. Suppose 3*j = n + 2. Solve p = -2*f - j for f.

-3