For each equation, decide which type of conic section each equation represents (parabola, ellipse, hyperbola, circle). If it is none of them, state that as well. You must show work for this and/or...

For each equation, decide which type of conic section each equation represents (parabola, ellipse, hyperbola, circle).  If it is none of them, state that as well.  You must show work for this and/or explain how you can identify each equation.

Extracted text: 1. 92252 - 54x + 100y = 244 2. 7a2 70x = -177 3. г2 + у? — 4a — 2у — 11 — 0 4. x5y240y83 0 5.4a2 70х y2-12y20 0