Suppose -4*f + 0*a - 3*a + 27 = 0, 2*f - 13 = -a. Solve -f = -5*h + 2*h for h.

2

Let u = -27 - -43. Solve -r + 5*r = u for r.

4

Let u(n) = -n3 - 7*n2 - n + 4. Let t be u(-7). Let k be 2/t + (-6)/33. Solve -3*r - 2*r = k for r.

0

Let i be (-4 + -1)*156/(-20). Suppose i = -c + 4*c. Suppose 4*z - z + 11 = -4*k, 1 = -4*k - z. Solve c - k = 4*p for p.

3

Suppose 4*h = 3*h - 6*h. Solve -w + h*w - 5 = 0 for w.

-5

Suppose 7*s + 18 = 4*s. Let r be (6⁄18)/((-2)/s). Solve -5*k = -6 + r for k.

1

Let c(y) be the third derivative of -y6⁄144 - y5⁄60 + y4⁄12 + 2*y2. Let p(w) be the second derivative of c(w). Let i be p(-2). Solve 2 - i = -2*b for b.

3

Let u be (-24)/(-9)*(-27)/(-12). Solve -u*q - 8 = -2*q for q.

-2

Suppose 0 = q - 6 + 1. Suppose q*t + 3*a = 7 + 1, -2*a - 28 = -5*t. Suppose 0 = -t*r + 3*r + 2. Solve -r*w - 15 = w for w.

-5

Let j be (-110)/(-5) - 0 - -3. Let p be (2 + (-3)/1)*1. Let u be (1 - 1 - 0)/p. Solve 5*q = -u*q - j for q.

-5