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BRUH WHY YOU DELETING MY QUESTION MAKES NO SENSE

Which of these is and example of a literal equation? a) 6+30=6^2 b)3x-4y c)12=9+3x d)ax-by=k

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?

Margie is practicing for an upcoming tennis tournament. her first serve is good 20 out of 30 times on average. margie wants to know the estimated probability that her first serve will be good at least four of the next six times she serves. how could she design a simulation for this scenario?