Crystal has 121 compact discs that she wants to put into boxes. Each of the
boxes that she brought home holds 25 discs. How many of these boxes will
she need for all of her discs?
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O
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A. b+ 25 = 121
B. 121 - b = 25
c. 25b 2 121
D. 25b < 121

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

Which of the following is correct interpretation of the expression -4+13

Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a