Suppose 4 = -3*s + 5*s. Let t(g) = g - 6. Let f be t(8). Solve -r - s = -f*r for r.

Suppose -9*g = -11*g + 318. Let z be 3/(-5) + g/15. Solve z = -2*y + 7*y for y.

2

Let c be (-4)/(-10) - (-12)/(-30). Solve 0 = -c*n - 2*n - 10 for n.

-5

Let m be (-345)/(-39) + ⁶⁄₃₉. Solve -s + 4 = m for s.

-5

Suppose 8 = s + 4*t, -5*s + 0*t - 8 = -4*t. Let o = -3 - -6. Let k(y) = -y3 + 4*y2 - 3*y + 2. Let n be k(o). Solve 8 = -s*x + n*x for x.

4

Let a(g) be the second derivative of -g⁴⁄₁₂ - g³⁄₆ + 2*g. Let w(x) = 5*x**2 - 2. Let d(v) = -4*a(v) - w(v). Let k be d(4). Solve -5 = -3*y - k for y.

1

Let s(k) = -k**2 - k + 3. Let x be s(-2). Solve 3*b - 11 = x for b.

4

Let j be 6/(-12) + (-6)/(-4). Let f(q) = 12*q - q - 3*q. Let b be f(j). Solve -2*n = 2*n + b for n.

-2

Suppose 7*y - 2*y = 10. Let c be 9 + (-3)/((-12)/(-16)). Suppose -2*f - c = -17. Solve f = m + y*m for m.

2

Let l© = -c3 - 4*c2 + 2*c - 7. Let v be l(-5). Let t = v + -5. Solve -2*q = -t*q for q.

0

Let a® = -r. Let w be a(-2). Let n(d) = d**2 - 1. Let g be n(-2). Suppose p = w, g*l - p - 6 = -4*p. Solve l - 5 = -5*z for z.

1