Let j = -29 - -30. Solve 4*x - j = 15 for x.

4

Let n(x) be the second derivative of -x3⁄6 + 2*x2 + 4*x. Let v be n(4). Solve 3*i + 2*i = v for i.

0

Let h® = -r3 - 6*r2 + 7*r + 4. Let z be h(-7). Let c be ((-6)/5)/((-2)/10). Let k be ((-8)/c)/(z/(-6)). Solve 0*n + 2 = k*n for n.

1

Let d(k) = k3 - 14*k2 + 2*k - 17. Let b be d(14). Solve -4*y - b = 5 for y.

-4

Let k = 83 - 38. Suppose l - k = -4*l. Solve 5*n = l + 1 for n.

2

Let z(h) = 2*h - 8. Let a be z(7). Suppose 0 = 4*f + k - 12, -k + a*k = 2*f + 16. Solve -4*t - 8 = -f*t for t.

-4

Let u(i) = -i3 + 4*i2 - 3*i. Let c be u(2). Solve a = c + 1 for a.

3

Let o be ((-1)/5)/((-25)/625). Solve 4*k - 3 = o*k for k.

-3

Let l(s) = -s + 14. Let g be l(6). Let f(j) = j**2 - 7*j - 6. Let v be f(8). Let u = g + v. Solve -u = 2*n + 3*n for n.

-2

Suppose 4*j = d - 30, 5*j = -d + 35 + 4. Let c be d/9 + (-4)/(-18). Solve 24 - c = -5*g for g.

-4