What is the relationship of the line to the line 6x-2y=7 ? Are they parallel, perpendicular or neither

There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part

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Why do interests rates on loans to be lower in a weak economy than in a strong one