Suppose 79 = 4*v - 5*w, 0 = 2*v + 5*w + 3 - 20. Suppose g - v = -1. Solve r - g = -4*r for r.

Suppose k + 9 = -2*l, -3*l - 5*k - 1 = -4*l. Let i be 1/(-2)*l + 1. Suppose i*w = -w. Solve 0*v - 4*v + 4 = w for v.

1

Let h = 4 + -4. Solve -3*b + 2*b + 3 = h for b.

3

Let a© = 1. Let u(f) = f - 4. Let z(o) = 2*a(o) - u(o). Let i be z(3). Solve k = i*k for k.

0

Let y(j) = -j3 - 3*j2 - j - 1. Let h be y(-3). Solve -h*s - 1 + 5 = 0 for s.

2

Let l be (-16)/(-10)*(-5)/(-2). Solve -i = -l*i + 3 for i.

1

Let q be ¹⁴⁄₄ - (-45)/18. Solve -5*u + q = -3*u for u.

3

Let v = 70 - 68. Solve 0 = 3*o + v*o for o.

0

Suppose 2*c + 3*q + 3 = -0, -4*c + 24 = -4*q. Solve -2*s + 15 = c*s for s.

3

Let o = -46 + 51. Solve -3 = 2*z - o for z.

1

Let p = 9 + -7. Solve p*b = -2*b for b.

0