Suppose 0 = -79*f + 82*f - 12. Solve 0 = -f*a + 15 + 1 for a.

Suppose 0 = 5*o - 0 - 10. Solve 3*c = -o*c for c.

0

Let q(f) be the second derivative of -f⁵⁄₂₀ + f⁴⁄₂ + f3 + 8*f2 - f. Let b be q(7). Solve 5*k + 1 = -b for k.

-2

Let x(w) = -2 + 11*w - w2 + 4*w2 - 2*w2. Let y(n) = 2*n2 + 21*n - 5. Let k(v) = 11*x(v) - 6*y(v). Let u be k(-6). Solve u*o + 3*o = 15 for o.

3

Suppose -4*z - w = 23, 2*w - 8 = z + 9. Let h = 3 + z. Let x be (-4)/8 + (-2)/h. Solve x*l = -2*l - 2 for l.

-1

Let b be ³⁷⁰⁄₄₅ + 4/(-18). Solve 28 = -5*v + b for v.

-4

Let n = -2 + 10. Let a = -6 + n. Let x be 3 - (-2 + (a - 0)). Solve 20 = -q - x*q for q.

-5

Let y = -53 - -54. Solve -t = -y + 2 for t.

-1

Suppose -6*o - 4*y - 4 = -4*o, 0 = -2*o - y + 8. Solve o*s - 2*s + 16 = 0 for s.

-4

Suppose 0 = 5*y - 3*g - 1, -y + 4*y - g - 3 = 0. Solve 0 = -y*b - 5 + 3 for b.

-1

Let w be 1*5 - (-6 - -7). Suppose -6 - w = -2*i. Solve -i = 4*q + 11 for q.

-4