7x + 5=-2 find the value of 8x

At the beginning of a call to the cable company, a message tells customers, "after you finish talking to our customer service representative, you will be asked to take a five-question survey about the level of service you recieved. it would be appreciated if you could stay on the line to answer the survey questions." what type of sampling is the cable company using?

Ling is using fraction strips to add 2/3 and 7/12's the sum is one whole plus how many twelves?

What is the equation for the line that passes through the points (-6,4) and (-2,9) answer in point slope form