Suppose -10*v + 9 = -21. Solve -u = 2*u + v for u.

-1

Let i(f) = 3 - 3 - 2*f2 + 3 + f3 + 4*f - 3*f**2. Let w be i(4). Suppose -w*n + 4*n = -2*x + 20, 5*x + n - 50 = 0. Solve 2 = -3*c - x for c.

-4

Let y(z) = z + 7. Let c be y(0). Let g® = 7*r + r + 8 + r2 - 2*r2. Let n be g©. Solve -10 = -5*d + n for d.

5

Let k(l) = l**2 + 2*l + 1. Let y be k(-1). Solve -5*x + 4 - 14 = y for x.

-2

Suppose 2*b + 4 = 3*u, -u + 2*b - 7 = -3. Let o be u/6*3 + -2. Let v(h) = h3 + h2 + h + 2. Let q be v(o). Solve 8 = q*s - 0 for s.

4

Suppose 0 = -3*o - 28 + 1. Let j be 126 - 1*o. Let r = j - 8. Solve r*q + 0 = -12 for q.

-4

Let q be 43*(-3)/2. Let j = q + 6. Solve -j*w - 3 = 5 for w.

-2

Let y be (92)/((-5)/10). Let x(z) = z**2 + 9*z + 2. Let r be x(y). Solve 0 = -r*c + 4 - 8 for c.

-2

Let z(p) = 0*p2 - 16*p + p2 + 26 - 9 + 0*p**2. Let k be z(15). Solve 1 = k*l + 5 for l.

-2

Suppose 2*l - 3 = -z, 3*l - z = 2*z + 18. Let n be l + 0*2/(-2). Solve 2*t = n*t + 5 for t.

-5