Suppose 2*z - z - 10 = 5*o, -2*z - 2*o = -20. Solve -n - n = -z for n.

Suppose 10 = 5*h + 5*s, -h - 3*s = -4*h + 12. Let d(o) = -o - 1. Let x be d(-5). Suppose -2*b - 10 = h*a, 0 = x*a + 2*b + 12 - 2. Solve 2*k + 4 = -a for k.

-2

Let d be (-6)/(-8)*¹¹²⁄₂₁. Solve -d = -m + 5*m for m.

-1

Let i be ((-16)/(-56))/(³⁄₈₄). Solve 3*v - i = v for v.

4

Suppose -3*d - 5*a - 8 = 0, 2*d + 10 = -4*a + 2. Let x be d/10 - 152/(-20). Solve 2*u + 2*u = -x for u.

-2

Let v = 34 + -32. Solve -f = -v*f + 1 for f.

1

Suppose s + 0*s - 21 = 0. Suppose -4*p = -7*p - s. Let y(a) = a**2 + 7*a. Let g be y(p). Solve 4 = 4*u - g for u.

1

Let p = 4 + -6. Let c(h) = -17 + 15 + 4*h2 + 0*h2 + 2*h. Let l be c(p). Solve -l = w + w for w.

-5

Suppose 5*y = 2*y + 9. Let j(f) = f3 + f2 + f - 1. Let k be j(1). Let m = -10 + 14. Solve y*s + k = -m for s.

-2

Suppose -5*j = -3*w + 4*w - 4, 5*w - 20 = -3*j. Solve j*n = -n for n.

0

Suppose -t + 3*n = -14, 3*t = 7*n - 4*n + 30. Solve u - 5*u - t = 0 for u.

-2