Let i be (-4)/(-2)*25/(-10). Let y(d) = d**3 - 5*d**2 - 3*d - 7. Let w be y(6). Let x = i + w. Solve -9 = -3*z + x for z.

Let j(d) = d**2 + 7*d + 9. Let z be j(-6). Let o = -3 - -2. Let c = o + 3. Solve c*p - z = 5*p for p.

-1

Suppose 0 = 3*r - 8*r + 20. Suppose -3*w + r*w = 5. Solve -4*z = -w*z - 4 for z.

-4

Suppose 0 = -n + 8 - 2. Solve -l = -n*l + 25 for l.

5

Let p(s) = 2*s - 9. Let j be p(6). Solve -h + 8 = -j*h for h.

-4

Suppose 39 - 7 = 4*u. Suppose -u = -5*a - 2*l, -2*a - l - 1 = -5. Solve -12 = 3*i - a*i for i.

-4

Let r(z) be the first derivative of z - z2 + ³⁄₄*z4 + ²⁄₃*z**3 - 1. Let p be r(1). Solve 0 = u + p*u - 25 for u.

5

Suppose 2*f = -f. Solve h + 0*h = f for h.

0

Let i be -16*(-3)/(2 + 1). Let l be (⁴⁰⁄₁₂)/((-8)/(-12)). Suppose 0 = -2*b - 4, 5*b = 4*m - l*m - 9. Solve 5*v + m = i for v.

3

Let p be 0 - (-8 + -2 + 4). Let a = -4 + p. Let z(t) = -t**2 + 11*t - 8. Let j be z(7). Solve -3*u - a*u + j = 0 for u.

4

Suppose -3*b = -7 + 1. Solve -s = -3*s - b for s.

-1