Aos= -b/2a so plunin your numbers and you'll get the AOS so you can find the vertex
Assuming your first equation is y = 5x+9, the equations describe lines that are coincident.
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Multiplying the second equation by -1, it becomes y = 5x+9, the same as the first equation.
It is quadratic your welcome
Answer:
whats the question ?
Step-by-step explanation:
explain pls
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