Let x(z) = -z + 7. Suppose 4*w = 2*h + 18, 3*w - 5*h + 21 = 4*w. Let a be x(w). Solve 3 + a = 4*r for r.

Let t be 2/(-5) - (-16)/40. Let p(v) = 2*v**2 + v - 1. Let u be p(1). Let z = u - t. Solve -z*d + 0 - 6 = 0 for d.

-3

Let s(a) = -a**2 + a. Suppose -2 = -h - 5*w + 3, 2*w = -3*h + 2. Let z be s(h). Solve z = -0*v - 3*v for v.

0

Let u be (-2 + 3 + -1)/(-2). Let g = -5 + 9. Suppose -4*o + u = -g. Solve -7 + o = -3*k for k.

2

Let n(j) = j**2 - 15*j + 18. Let k be n(14). Solve k = 3*l - 2*l for l.

4

Suppose -1 = 2*p - 5. Let m(t) = 9*t**2 + 5*t - 1. Let l be m(-4). Suppose 0*s = -5*n + 3*s + l, -n - 2*s + 35 = 0. Solve -p = -5*z - n for z.

-5

Let x be ⁴⁸⁄₉ + (-3)/9. Solve -x*k - 5 = 15 for k.

-4

Let z = -10 - -15. Solve s = -4*s + z for s.

1

Let c = 28 + -28. Let v be ²⁄₁ - (-3 + 1). Solve f = -c*f + v for f.

4

Let r(p) = p3 - 4*p2 - 6*p - 1. Let n be r(5). Let c be (6*2)/(9/n). Let b(y) = y3 + 9*y2 + 8*y + 3. Let a be b©. Solve j = a*j - 2 for j.

1

Let h be (³⁄₄)/((-9)/(-48)). Solve h*n = -9 + 1 for n.

-2