Let r be ((-12)/(-10))/((-15)/(-300)). Let f = -9 + r. Solve 4*z + 23 = -z + 2*j, -5*j = 2*z + f for z.

-5

Let x® = -27*r + 745. Let f be x(27). Solve l = 2*y + 8, 0*y = 3*l - 4*y - f for l.

0

Let f(y) be the second derivative of y4⁄12 - 2*y3⁄3 + 2*y**2 + y - 37. Let d be f(4). Solve 0 = d*l - q + 3 + 2, l = -3*q + 15 for l.

0

Let y© = -c3 + 4*c2 + 12*c + 2. Let s be y(6). Suppose 2*b + 10*t = 7*t - 2, s*t + 4 = 0. Solve 0 = -b*a - 5*d - 5 - 9, 10 = -3*a - 2*d for a.

-2

Let m = -2 - -8. Let p = -4 + m. Suppose -2028 = 131*v - 367*v - 271*v. Solve -p*y + i - 6 = -i, 0 = v*i - 4 for y.

-2

Let g(s) = -10*s + 87. Let v be g(9). Let n be (-1)/(-5) + 152/(-120)*v. Solve x = 5*j - 17 + 4, -n = -2*x for j.

3

Let g be 1*(3 + -9 + 7). Let u be 3/(-3) + g - (2 + -2). Solve -2*c + 4 = -4*w, 4*w + u + 4 = -3*c for w.

-1

Suppose 10*v = 3*v - 49. Let c be (v/(-3))/((5 - 2)/36). Suppose 3*s = -4*h + 4, -2*s = 2*h - 7*s - c. Solve 8 = h*i, -2*i = 2*l + i - 14 for l.

4

Let z be (-8)/((-2)/9 + (-64)/36). Suppose 0 = o - z*o, 5*o = 4*p - 96. Solve 0 = 4*i + 4*b - p, -4*b + 20 = -0*b for i.

1

Let i = -203 - -207. Suppose i*t + 2*x = 22, 2*t - 8*x - 2 = -6*x. Solve 0 = a - t*p + 14 - 4, -a = p - 5 for a.

2