One eighth of a number is less than or equal to 3

Mp model with mathematics explain how the number of text messages dario sent and the cost form an arithmetic sequence.then write an expression to find dario's text messaging bill if he sends n text messages over 250.

How can you decide witch operations to use to slice a two step equation

Using the side-splitter theorem, daniel wrote a proportion for the segment formed by luke segment de. what is ec?