book Maths Puzzle Numerical Ability

Classify the following as parabolas, ellipses, hyperbolas or circles.
x�+y�-10x+9=0

4y�+9=x

6x�+10y�=60

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book Other Question

Lisa is thinking about buying a used movie studio and refurbishing it. She will pay 25% of the money for it up front and the remainder will be paid in equal annual payments over th Write solution as a coordinate. Then graph on the graph provided and label the solution. Label the x and y axis for each problem.

x+3y=-5
2x-3y=8

PLEASE HELP!