Suppose 21 + 39 = 3*y. Suppose y = 2*i + 3*i. Suppose -v - 3*o = o + 9, 0 = -i*o - 12. Solve 0 = h + v*h for h.

Let x(h) = -h**2 + 9*h + 14. Let l be x(10). Suppose -l*v = -2 - 6. Solve -v*d + 0*d = -10 for d.

5

Let c(y) be the second derivative of y³⁄₆ - 3*y²⁄₂ - 3*y. Let j be c(8). Let u(t) = -t + 8. Let i be u(4). Solve j*a - i = 16 for a.

4

Let r = 5 + -3. Suppose r*d + d = 6. Solve -d*y = y for y.

0

Let a(f) = f**2 + 2*f - 1. Let o be a(-3). Solve o - 4 = -2*w for w.

1

Let q be (1/(-2))/((-1)/2). Let f(t) = 5*t3 + t2 - 1. Let j be f(q). Solve -2*d + 3 = j for d.

-1

Let l = 37 + -35. Solve p - l = 3 for p.

5

Suppose -u = -5*u + 12. Suppose 0 = -5*k + 3*o - 15, -3*k - 4*o + 12 + 8 = 0. Solve k*y = -u*y + 12 for y.

4

Let d be -1 - (-7)/9 - 47/(-9). Solve d*o - 1 = -21 for o.

-4

Let j be 23 + 0 - ⁹⁄₃. Solve 0 + j = 5*c for c.

4

Let c(a) = -a3 + 7*a2 + 8*a + 2. Let m be c(8). Suppose 5*g - 2*j = 66, 8*g - 3*g + m*j - 54 = 0. Suppose 5*q + 0*q = 30. Solve -3*w = -q*w + g for w.

4