Write the expression in factored form 25x^2-y^4

A) (5x+y) (5x-y^2)

B) (25x-y^2) (x+y^2)

C) (5x-y^2) ^2

D) (5x+y^2) (5x-y^2)

Jonathan and Byron both have comic book collection the number of books in the collection form a ratio 4:9 of Jonathan's to Byrons if Byron has 20 more books than Jonathan how many books does Jonathan have

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How many solutions are there to the equation below? 4 (x-5) = 4x-24

When seven is added to a certain number the result is the same as subtracting twice the number from sixteen what is the number. Show working

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Assume that you select 4 coins at random from 8 coins: 6 dimes and 2 quarters. what is the probability that all of the coins selected are dimes? enter your answer as a fraction